Home / 31,389,503.52-47,093,260.14-13,184,335.92

Finding the Fourth Proportional to 31,389,503.52, 47,093,260.14 and 13,184,335.92

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Solution

The fourth proportional to 31,389,503.52, 47,093,260.14 and 13,184,335.92 is: 19,780,286.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,389,503.52 : 47,093,260.14 = 13,184,335.92 : x
  2. Step 2: Convert to fraction form
    31,389,503.52/47,093,260.14 = 13,184,335.92/x
  3. Step 3: Cross multiply
    31,389,503.52x = 47,093,260.14 × 13,184,335.92
  4. Step 4: Simplify right side
    31,389,503.52x = 620,893,361,253,706.25
  5. Step 5: Solve for x
    x = 620,893,361,253,706.25/31,389,503.52
  6. Step 6: Final answer
    x = 19,780,286.13

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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.