Home / 10,438,718.60-15,654,323.54-3,613,441.52

Finding the Fourth Proportional to 10,438,718.60, 15,654,323.54 and 3,613,441.52

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Solution

The fourth proportional to 10,438,718.60, 15,654,323.54 and 3,613,441.52 is: 5,418,862.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,438,718.60 : 15,654,323.54 = 3,613,441.52 : x
  2. Step 2: Convert to fraction form
    10,438,718.60/15,654,323.54 = 3,613,441.52/x
  3. Step 3: Cross multiply
    10,438,718.60x = 15,654,323.54 × 3,613,441.52
  4. Step 4: Simplify right side
    10,438,718.60x = 56,565,982,646,949.38
  5. Step 5: Solve for x
    x = 56,565,982,646,949.38/10,438,718.60
  6. Step 6: Final answer
    x = 5,418,862.68

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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.