Finding the Fourth Proportional to 59,812,378.74, 82,556,439.12 and 38,956,381.29
Calculator
Solution
The fourth proportional to 59,812,378.74, 82,556,439.12 and 38,956,381.29 is: 53,769,807.99
Step by Step Solution
- Step 1: Write the proportion equation
59,812,378.74 : 82,556,439.12 = 38,956,381.29 : x - Step 2: Convert to fraction form
59,812,378.74/82,556,439.12 = 38,956,381.29/x - Step 3: Cross multiply
59,812,378.74x = 82,556,439.12 × 38,956,381.29 - Step 4: Simplify right side
59,812,378.74x = 3,216,100,120,303,392 - Step 5: Solve for x
x = 3,216,100,120,303,392/59,812,378.74 - Step 6: Final answer
x = 53,769,807.99
Related Problems
Find fourth proportional to 29,906,189.37, 41,278,219.56 and 19,478,190.65
Half scale
Find fourth proportional to 119,624,757.48, 165,112,878.24 and 77,912,762.58
Double scale
Find fourth proportional to 59,812,379.74, 82,556,440.50 and 38,956,382.29
Similar ratio
Find fourth proportional to 89,718,568.11, 123,834,658.68 and 58,434,571.94
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.