Home / 52,488,069.70-78,732,104.55-47,449,221.70

Finding the Fourth Proportional to 52,488,069.70, 78,732,104.55 and 47,449,221.70

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Solution

The fourth proportional to 52,488,069.70, 78,732,104.55 and 47,449,221.70 is: 71,173,832.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,069.70 : 78,732,104.55 = 47,449,221.70 : x
  2. Step 2: Convert to fraction form
    52,488,069.70/78,732,104.55 = 47,449,221.70/x
  3. Step 3: Cross multiply
    52,488,069.70x = 78,732,104.55 × 47,449,221.70
  4. Step 4: Simplify right side
    52,488,069.70x = 3,735,777,083,700,529
  5. Step 5: Solve for x
    x = 3,735,777,083,700,529/52,488,069.70
  6. Step 6: Final answer
    x = 71,173,832.55

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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.