Home / 31,364,929.20-47,049,726.60-11,167,546.80

Finding the Fourth Proportional to 31,364,929.20, 47,049,726.60 and 11,167,546.80

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Solution

The fourth proportional to 31,364,929.20, 47,049,726.60 and 11,167,546.80 is: 16,752,150.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,364,929.20 : 47,049,726.60 = 11,167,546.80 : x
  2. Step 2: Convert to fraction form
    31,364,929.20/47,049,726.60 = 11,167,546.80/x
  3. Step 3: Cross multiply
    31,364,929.20x = 47,049,726.60 × 11,167,546.80
  4. Step 4: Simplify right side
    31,364,929.20x = 525,430,023,732,704.94
  5. Step 5: Solve for x
    x = 525,430,023,732,704.94/31,364,929.20
  6. Step 6: Final answer
    x = 16,752,150.80

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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.