Home / 83,418,253.44-125,039,789.60-28,066,873.21

Finding the Fourth Proportional to 83,418,253.44, 125,039,789.60 and 28,066,873.21

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Solution

The fourth proportional to 83,418,253.44, 125,039,789.60 and 28,066,873.21 is: 42,070,839.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,418,253.44 : 125,039,789.60 = 28,066,873.21 : x
  2. Step 2: Convert to fraction form
    83,418,253.44/125,039,789.60 = 28,066,873.21/x
  3. Step 3: Cross multiply
    83,418,253.44x = 125,039,789.60 × 28,066,873.21
  4. Step 4: Simplify right side
    83,418,253.44x = 3,509,475,921,384,684
  5. Step 5: Solve for x
    x = 3,509,475,921,384,684/83,418,253.44
  6. Step 6: Final answer
    x = 42,070,839.13

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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.