Home / 45,428,273.70-68,142,410.55-27,288,420.90

Finding the Fourth Proportional to 45,428,273.70, 68,142,410.55 and 27,288,420.90

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Solution

The fourth proportional to 45,428,273.70, 68,142,410.55 and 27,288,420.90 is: 40,932,631.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,428,273.70 : 68,142,410.55 = 27,288,420.90 : x
  2. Step 2: Convert to fraction form
    45,428,273.70/68,142,410.55 = 27,288,420.90/x
  3. Step 3: Cross multiply
    45,428,273.70x = 68,142,410.55 × 27,288,420.90
  4. Step 4: Simplify right side
    45,428,273.70x = 1,859,498,780,229,000.25
  5. Step 5: Solve for x
    x = 1,859,498,780,229,000.25/45,428,273.70
  6. Step 6: Final answer
    x = 40,932,631.35

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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.