Home / 38,880,101.60-58,320,152.40-38,313,231.20

Finding the Fourth Proportional to 38,880,101.60, 58,320,152.40 and 38,313,231.20

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Solution

The fourth proportional to 38,880,101.60, 58,320,152.40 and 38,313,231.20 is: 57,469,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,880,101.60 : 58,320,152.40 = 38,313,231.20 : x
  2. Step 2: Convert to fraction form
    38,880,101.60/58,320,152.40 = 38,313,231.20/x
  3. Step 3: Cross multiply
    38,880,101.60x = 58,320,152.40 × 38,313,231.20
  4. Step 4: Simplify right side
    38,880,101.60x = 2,234,433,482,520,435
  5. Step 5: Solve for x
    x = 2,234,433,482,520,435/38,880,101.60
  6. Step 6: Final answer
    x = 57,469,846.80

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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.