Home / 31,587,932.88-47,351,630.03-13,367,063.07

Finding the Fourth Proportional to 31,587,932.88, 47,351,630.03 and 13,367,063.07

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Solution

The fourth proportional to 31,587,932.88, 47,351,630.03 and 13,367,063.07 is: 20,037,785.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,587,932.88 : 47,351,630.03 = 13,367,063.07 : x
  2. Step 2: Convert to fraction form
    31,587,932.88/47,351,630.03 = 13,367,063.07/x
  3. Step 3: Cross multiply
    31,587,932.88x = 47,351,630.03 × 13,367,063.07
  4. Step 4: Simplify right side
    31,587,932.88x = 632,952,225,011,480.62
  5. Step 5: Solve for x
    x = 632,952,225,011,480.62/31,587,932.88
  6. Step 6: Final answer
    x = 20,037,785.55

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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.