Finding the Fourth Proportional to 26,560,902.12, 36,653,077.24 and 14,799,562.80
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Solution
The fourth proportional to 26,560,902.12, 36,653,077.24 and 14,799,562.80 is: 20,422,857.48
Step by Step Solution
- Step 1: Write the proportion equation
26,560,902.12 : 36,653,077.24 = 14,799,562.80 : x - Step 2: Convert to fraction form
26,560,902.12/36,653,077.24 = 14,799,562.80/x - Step 3: Cross multiply
26,560,902.12x = 36,653,077.24 × 14,799,562.80 - Step 4: Simplify right side
26,560,902.12x = 542,449,518,426,630.75 - Step 5: Solve for x
x = 542,449,518,426,630.75/26,560,902.12 - Step 6: Final answer
x = 20,422,857.48
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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.