Home / 10,005,785.82-15,008,520.24-3,182,260.50

Finding the Fourth Proportional to 10,005,785.82, 15,008,520.24 and 3,182,260.50

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Solution

The fourth proportional to 10,005,785.82, 15,008,520.24 and 3,182,260.50 is: 4,773,340.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,005,785.82 : 15,008,520.24 = 3,182,260.50 : x
  2. Step 2: Convert to fraction form
    10,005,785.82/15,008,520.24 = 3,182,260.50/x
  3. Step 3: Cross multiply
    10,005,785.82x = 15,008,520.24 × 3,182,260.50
  4. Step 4: Simplify right side
    10,005,785.82x = 47,761,021,123,202.52
  5. Step 5: Solve for x
    x = 47,761,021,123,202.52/10,005,785.82
  6. Step 6: Final answer
    x = 4,773,340.34

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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.