Home / 48,748,819.60-73,123,229.40-12,357,139.60

Finding the Fourth Proportional to 48,748,819.60, 73,123,229.40 and 12,357,139.60

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Solution

The fourth proportional to 48,748,819.60, 73,123,229.40 and 12,357,139.60 is: 18,535,709.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,748,819.60 : 73,123,229.40 = 12,357,139.60 : x
  2. Step 2: Convert to fraction form
    48,748,819.60/73,123,229.40 = 12,357,139.60/x
  3. Step 3: Cross multiply
    48,748,819.60x = 73,123,229.40 × 12,357,139.60
  4. Step 4: Simplify right side
    48,748,819.60x = 903,593,953,698,624.25
  5. Step 5: Solve for x
    x = 903,593,953,698,624.25/48,748,819.60
  6. Step 6: Final answer
    x = 18,535,709.40

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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.