Finding the Fourth Proportional to 7,409,862.91, 11,113,239.16 and 2,089,834.75
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Solution
The fourth proportional to 7,409,862.91, 11,113,239.16 and 2,089,834.75 is: 3,134,313.50
Step by Step Solution
- Step 1: Write the proportion equation
7,409,862.91 : 11,113,239.16 = 2,089,834.75 : x - Step 2: Convert to fraction form
7,409,862.91/11,113,239.16 = 2,089,834.75/x - Step 3: Cross multiply
7,409,862.91x = 11,113,239.16 × 2,089,834.75 - Step 4: Simplify right side
7,409,862.91x = 23,224,833,381,628.81 - Step 5: Solve for x
x = 23,224,833,381,628.81/7,409,862.91 - Step 6: Final answer
x = 3,134,313.50
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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.