Home / 48,490,397.82-66,918,310.38-27,581,894.55

Finding the Fourth Proportional to 48,490,397.82, 66,918,310.38 and 27,581,894.55

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Solution

The fourth proportional to 48,490,397.82, 66,918,310.38 and 27,581,894.55 is: 38,063,902.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,490,397.82 : 66,918,310.38 = 27,581,894.55 : x
  2. Step 2: Convert to fraction form
    48,490,397.82/66,918,310.38 = 27,581,894.55/x
  3. Step 3: Cross multiply
    48,490,397.82x = 66,918,310.38 × 27,581,894.55
  4. Step 4: Simplify right side
    48,490,397.82x = 1,845,733,780,365,330.50
  5. Step 5: Solve for x
    x = 1,845,733,780,365,330.50/48,490,397.82
  6. Step 6: Final answer
    x = 38,063,902.61

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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.