Finding the Fourth Proportional to 16,565,170.49, 24,815,430.45 and 12,904,761.13
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Solution
The fourth proportional to 16,565,170.49, 24,815,430.45 and 12,904,761.13 is: 19,331,959.34
Step by Step Solution
- Step 1: Write the proportion equation
16,565,170.49 : 24,815,430.45 = 12,904,761.13 : x - Step 2: Convert to fraction form
16,565,170.49/24,815,430.45 = 12,904,761.13/x - Step 3: Cross multiply
16,565,170.49x = 24,815,430.45 × 12,904,761.13 - Step 4: Simplify right side
16,565,170.49x = 320,237,202,230,854.62 - Step 5: Solve for x
x = 320,237,202,230,854.62/16,565,170.49 - Step 6: Final answer
x = 19,331,959.34
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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.