Home / 10,153,635.20-15,230,505.60-3,422,107.52

Finding the Fourth Proportional to 10,153,635.20, 15,230,505.60 and 3,422,107.52

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Solution

The fourth proportional to 10,153,635.20, 15,230,505.60 and 3,422,107.52 is: 5,133,179.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,153,635.20 : 15,230,505.60 = 3,422,107.52 : x
  2. Step 2: Convert to fraction form
    10,153,635.20/15,230,505.60 = 3,422,107.52/x
  3. Step 3: Cross multiply
    10,153,635.20x = 15,230,505.60 × 3,422,107.52
  4. Step 4: Simplify right side
    10,153,635.20x = 52,120,427,747,162.11
  5. Step 5: Solve for x
    x = 52,120,427,747,162.11/10,153,635.20
  6. Step 6: Final answer
    x = 5,133,179.08

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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.