Home / 38,962,123.20-58,451,479.20-12,038,500.80

Finding the Fourth Proportional to 38,962,123.20, 58,451,479.20 and 12,038,500.80

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Solution

The fourth proportional to 38,962,123.20, 58,451,479.20 and 12,038,500.80 is: 18,060,314.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,962,123.20 : 58,451,479.20 = 12,038,500.80 : x
  2. Step 2: Convert to fraction form
    38,962,123.20/58,451,479.20 = 12,038,500.80/x
  3. Step 3: Cross multiply
    38,962,123.20x = 58,451,479.20 × 12,038,500.80
  4. Step 4: Simplify right side
    38,962,123.20x = 703,668,179,110,383.50
  5. Step 5: Solve for x
    x = 703,668,179,110,383.50/38,962,123.20
  6. Step 6: Final answer
    x = 18,060,314.00

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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.