Home / 31,960,077.12-47,944,889.28-11,763,783.36

Finding the Fourth Proportional to 31,960,077.12, 47,944,889.28 and 11,763,783.36

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Solution

The fourth proportional to 31,960,077.12, 47,944,889.28 and 11,763,783.36 is: 17,647,432.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,960,077.12 : 47,944,889.28 = 11,763,783.36 : x
  2. Step 2: Convert to fraction form
    31,960,077.12/47,944,889.28 = 11,763,783.36/x
  3. Step 3: Cross multiply
    31,960,077.12x = 47,944,889.28 × 11,763,783.36
  4. Step 4: Simplify right side
    31,960,077.12x = 564,013,290,709,106.38
  5. Step 5: Solve for x
    x = 564,013,290,709,106.38/31,960,077.12
  6. Step 6: Final answer
    x = 17,647,432.09

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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.