Home / 47,385,253.84-65,380,402.92-28,800,069.52

Finding the Fourth Proportional to 47,385,253.84, 65,380,402.92 and 28,800,069.52

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Solution

The fourth proportional to 47,385,253.84, 65,380,402.92 and 28,800,069.52 is: 39,737,259.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,385,253.84 : 65,380,402.92 = 28,800,069.52 : x
  2. Step 2: Convert to fraction form
    47,385,253.84/65,380,402.92 = 28,800,069.52/x
  3. Step 3: Cross multiply
    47,385,253.84x = 65,380,402.92 × 28,800,069.52
  4. Step 4: Simplify right side
    47,385,253.84x = 1,882,960,149,341,611
  5. Step 5: Solve for x
    x = 1,882,960,149,341,611/47,385,253.84
  6. Step 6: Final answer
    x = 39,737,259.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.