Home / 10,438,712.60-15,654,314.54-3,613,435.52

Finding the Fourth Proportional to 10,438,712.60, 15,654,314.54 and 3,613,435.52

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Solution

The fourth proportional to 10,438,712.60, 15,654,314.54 and 3,613,435.52 is: 5,418,853.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,438,712.60 : 15,654,314.54 = 3,613,435.52 : x
  2. Step 2: Convert to fraction form
    10,438,712.60/15,654,314.54 = 3,613,435.52/x
  3. Step 3: Cross multiply
    10,438,712.60x = 15,654,314.54 × 3,613,435.52
  4. Step 4: Simplify right side
    10,438,712.60x = 56,565,856,130,850.48
  5. Step 5: Solve for x
    x = 56,565,856,130,850.48/10,438,712.60
  6. Step 6: Final answer
    x = 5,418,853.68

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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.