Home / 12,394,872.30-18,592,308.45-7,544,981.10

Finding the Fourth Proportional to 12,394,872.30, 18,592,308.45 and 7,544,981.10

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Solution

The fourth proportional to 12,394,872.30, 18,592,308.45 and 7,544,981.10 is: 11,317,471.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,394,872.30 : 18,592,308.45 = 7,544,981.10 : x
  2. Step 2: Convert to fraction form
    12,394,872.30/18,592,308.45 = 7,544,981.10/x
  3. Step 3: Cross multiply
    12,394,872.30x = 18,592,308.45 × 7,544,981.10
  4. Step 4: Simplify right side
    12,394,872.30x = 140,278,615,860,620.28
  5. Step 5: Solve for x
    x = 140,278,615,860,620.28/12,394,872.30
  6. Step 6: Final answer
    x = 11,317,471.65

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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.