Finding the Fourth Proportional to 29,330,116.62, 43,995,175.08 and 15,641,792.61
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Solution
The fourth proportional to 29,330,116.62, 43,995,175.08 and 15,641,792.61 is: 23,462,688.99
Step by Step Solution
- Step 1: Write the proportion equation
29,330,116.62 : 43,995,175.08 = 15,641,792.61 : x - Step 2: Convert to fraction form
29,330,116.62/43,995,175.08 = 15,641,792.61/x - Step 3: Cross multiply
29,330,116.62x = 43,995,175.08 × 15,641,792.61 - Step 4: Simplify right side
29,330,116.62x = 688,163,404,442,000.12 - Step 5: Solve for x
x = 688,163,404,442,000.12/29,330,116.62 - Step 6: Final answer
x = 23,462,688.99
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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.