Finding the Fourth Proportional to 52,842,687.20, 79,269,471.52 and 18,299,021.84
Calculator
Solution
The fourth proportional to 52,842,687.20, 79,269,471.52 and 18,299,021.84 is: 27,450,416.84
Step by Step Solution
- Step 1: Write the proportion equation
52,842,687.20 : 79,269,471.52 = 18,299,021.84 : x - Step 2: Convert to fraction form
52,842,687.20/79,269,471.52 = 18,299,021.84/x - Step 3: Cross multiply
52,842,687.20x = 79,269,471.52 × 18,299,021.84 - Step 4: Simplify right side
52,842,687.20x = 1,450,553,790,589,738 - Step 5: Solve for x
x = 1,450,553,790,589,738/52,842,687.20 - Step 6: Final answer
x = 27,450,416.84
Related Problems
Find fourth proportional to 26,421,343.60, 39,634,735.76 and 9,149,510.92
Half scale
Find fourth proportional to 105,685,374.40, 158,538,943.04 and 36,598,043.68
Double scale
Find fourth proportional to 52,842,688.20, 79,269,473.02 and 18,299,022.84
Similar ratio
Find fourth proportional to 79,264,030.80, 118,904,207.28 and 27,448,532.76
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.