Home / 30,253,668.30-45,380,502.45-27,915,327.90

Finding the Fourth Proportional to 30,253,668.30, 45,380,502.45 and 27,915,327.90

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Solution

The fourth proportional to 30,253,668.30, 45,380,502.45 and 27,915,327.90 is: 41,872,991.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,253,668.30 : 45,380,502.45 = 27,915,327.90 : x
  2. Step 2: Convert to fraction form
    30,253,668.30/45,380,502.45 = 27,915,327.90/x
  3. Step 3: Cross multiply
    30,253,668.30x = 45,380,502.45 × 27,915,327.90
  4. Step 4: Simplify right side
    30,253,668.30x = 1,266,811,606,158,503.25
  5. Step 5: Solve for x
    x = 1,266,811,606,158,503.25/30,253,668.30
  6. Step 6: Final answer
    x = 41,872,991.85

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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.