Home / 52,086,206.07-78,121,703.76-15,188,180.85

Finding the Fourth Proportional to 52,086,206.07, 78,121,703.76 and 15,188,180.85

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Solution

The fourth proportional to 52,086,206.07, 78,121,703.76 and 15,188,180.85 is: 22,780,053.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,086,206.07 : 78,121,703.76 = 15,188,180.85 : x
  2. Step 2: Convert to fraction form
    52,086,206.07/78,121,703.76 = 15,188,180.85/x
  3. Step 3: Cross multiply
    52,086,206.07x = 78,121,703.76 × 15,188,180.85
  4. Step 4: Simplify right side
    52,086,206.07x = 1,186,526,565,017,005
  5. Step 5: Solve for x
    x = 1,186,526,565,017,005/52,086,206.07
  6. Step 6: Final answer
    x = 22,780,053.58

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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.