Home / 31,388,049.60-47,112,141.60-16,252,843.20

Finding the Fourth Proportional to 31,388,049.60, 47,112,141.60 and 16,252,843.20

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Solution

The fourth proportional to 31,388,049.60, 47,112,141.60 and 16,252,843.20 is: 24,394,833.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,388,049.60 : 47,112,141.60 = 16,252,843.20 : x
  2. Step 2: Convert to fraction form
    31,388,049.60/47,112,141.60 = 16,252,843.20/x
  3. Step 3: Cross multiply
    31,388,049.60x = 47,112,141.60 × 16,252,843.20
  4. Step 4: Simplify right side
    31,388,049.60x = 765,706,250,240,997.12
  5. Step 5: Solve for x
    x = 765,706,250,240,997.12/31,388,049.60
  6. Step 6: Final answer
    x = 24,394,833.70

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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.