Finding the Fourth Proportional to 12,070,414.08, 16,656,839.28 and 6,637,906.08
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Solution
The fourth proportional to 12,070,414.08, 16,656,839.28 and 6,637,906.08 is: 9,160,127.73
Step by Step Solution
- Step 1: Write the proportion equation
12,070,414.08 : 16,656,839.28 = 6,637,906.08 : x - Step 2: Convert to fraction form
12,070,414.08/16,656,839.28 = 6,637,906.08/x - Step 3: Cross multiply
12,070,414.08x = 16,656,839.28 × 6,637,906.08 - Step 4: Simplify right side
12,070,414.08x = 110,566,534,730,294.81 - Step 5: Solve for x
x = 110,566,534,730,294.81/12,070,414.08 - Step 6: Final answer
x = 9,160,127.73
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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.