Home / 30,253,670.30-45,380,505.45-27,915,329.90

Finding the Fourth Proportional to 30,253,670.30, 45,380,505.45 and 27,915,329.90

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Solution

The fourth proportional to 30,253,670.30, 45,380,505.45 and 27,915,329.90 is: 41,872,994.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,253,670.30 : 45,380,505.45 = 27,915,329.90 : x
  2. Step 2: Convert to fraction form
    30,253,670.30/45,380,505.45 = 27,915,329.90/x
  3. Step 3: Cross multiply
    30,253,670.30x = 45,380,505.45 × 27,915,329.90
  4. Step 4: Simplify right side
    30,253,670.30x = 1,266,811,780,665,498
  5. Step 5: Solve for x
    x = 1,266,811,780,665,498/30,253,670.30
  6. Step 6: Final answer
    x = 41,872,994.85

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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.