Home / 38,826,819.60-58,240,229.40-13,263,997.20

Finding the Fourth Proportional to 38,826,819.60, 58,240,229.40 and 13,263,997.20

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Solution

The fourth proportional to 38,826,819.60, 58,240,229.40 and 13,263,997.20 is: 19,895,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,826,819.60 : 58,240,229.40 = 13,263,997.20 : x
  2. Step 2: Convert to fraction form
    38,826,819.60/58,240,229.40 = 13,263,997.20/x
  3. Step 3: Cross multiply
    38,826,819.60x = 58,240,229.40 × 13,263,997.20
  4. Step 4: Simplify right side
    38,826,819.60x = 772,498,239,688,957.62
  5. Step 5: Solve for x
    x = 772,498,239,688,957.62/38,826,819.60
  6. Step 6: Final answer
    x = 19,895,995.80

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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.