Home / 38,815,489.60-58,223,234.40-13,248,001.60

Finding the Fourth Proportional to 38,815,489.60, 58,223,234.40 and 13,248,001.60

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Solution

The fourth proportional to 38,815,489.60, 58,223,234.40 and 13,248,001.60 is: 19,872,002.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,815,489.60 : 58,223,234.40 = 13,248,001.60 : x
  2. Step 2: Convert to fraction form
    38,815,489.60/58,223,234.40 = 13,248,001.60/x
  3. Step 3: Cross multiply
    38,815,489.60x = 58,223,234.40 × 13,248,001.60
  4. Step 4: Simplify right side
    38,815,489.60x = 771,341,502,488,375
  5. Step 5: Solve for x
    x = 771,341,502,488,375/38,815,489.60
  6. Step 6: Final answer
    x = 19,872,002.40

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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.