Finding the Fourth Proportional to 16,165,492.65, 22,337,560.89 and 11,511,197.28
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Solution
The fourth proportional to 16,165,492.65, 22,337,560.89 and 11,511,197.28 is: 15,906,231.61
Step by Step Solution
- Step 1: Write the proportion equation
16,165,492.65 : 22,337,560.89 = 11,511,197.28 : x - Step 2: Convert to fraction form
16,165,492.65/22,337,560.89 = 11,511,197.28/x - Step 3: Cross multiply
16,165,492.65x = 22,337,560.89 × 11,511,197.28 - Step 4: Simplify right side
16,165,492.65x = 257,132,070,158,802.38 - Step 5: Solve for x
x = 257,132,070,158,802.38/16,165,492.65 - Step 6: Final answer
x = 15,906,231.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.