Home / 51,280,593.60-76,920,890.40-15,378,801.60

Finding the Fourth Proportional to 51,280,593.60, 76,920,890.40 and 15,378,801.60

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Solution

The fourth proportional to 51,280,593.60, 76,920,890.40 and 15,378,801.60 is: 23,068,202.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,280,593.60 : 76,920,890.40 = 15,378,801.60 : x
  2. Step 2: Convert to fraction form
    51,280,593.60/76,920,890.40 = 15,378,801.60/x
  3. Step 3: Cross multiply
    51,280,593.60x = 76,920,890.40 × 15,378,801.60
  4. Step 4: Simplify right side
    51,280,593.60x = 1,182,951,112,356,944.75
  5. Step 5: Solve for x
    x = 1,182,951,112,356,944.75/51,280,593.60
  6. Step 6: Final answer
    x = 23,068,202.40

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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.