Finding the Fourth Proportional to 21,650,183.91, 32,440,730.99 and 15,866,110.80
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Solution
The fourth proportional to 21,650,183.91, 32,440,730.99 and 15,866,110.80 is: 23,773,850.35
Step by Step Solution
- Step 1: Write the proportion equation
21,650,183.91 : 32,440,730.99 = 15,866,110.80 : x - Step 2: Convert to fraction form
21,650,183.91/32,440,730.99 = 15,866,110.80/x - Step 3: Cross multiply
21,650,183.91x = 32,440,730.99 × 15,866,110.80 - Step 4: Simplify right side
21,650,183.91x = 514,708,232,241,003.12 - Step 5: Solve for x
x = 514,708,232,241,003.12/21,650,183.91 - Step 6: Final answer
x = 23,773,850.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.