Finding the Fourth Proportional to 41,421,966.55, 62,132,916.99 and 11,129,829.55
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Solution
The fourth proportional to 41,421,966.55, 62,132,916.99 and 11,129,829.55 is: 16,694,735.50
Step by Step Solution
- Step 1: Write the proportion equation
41,421,966.55 : 62,132,916.99 = 11,129,829.55 : x - Step 2: Convert to fraction form
41,421,966.55/62,132,916.99 = 11,129,829.55/x - Step 3: Cross multiply
41,421,966.55x = 62,132,916.99 × 11,129,829.55 - Step 4: Simplify right side
41,421,966.55x = 691,528,775,542,999.12 - Step 5: Solve for x
x = 691,528,775,542,999.12/41,421,966.55 - Step 6: Final answer
x = 16,694,735.50
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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.