Home / 41,291,780.42-61,933,668.42-12,538,168.76

Finding the Fourth Proportional to 41,291,780.42, 61,933,668.42 and 12,538,168.76

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Solution

The fourth proportional to 41,291,780.42, 61,933,668.42 and 12,538,168.76 is: 18,806,037.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,291,780.42 : 61,933,668.42 = 12,538,168.76 : x
  2. Step 2: Convert to fraction form
    41,291,780.42/61,933,668.42 = 12,538,168.76/x
  3. Step 3: Cross multiply
    41,291,780.42x = 61,933,668.42 × 12,538,168.76
  4. Step 4: Simplify right side
    41,291,780.42x = 776,534,786,575,842.62
  5. Step 5: Solve for x
    x = 776,534,786,575,842.62/41,291,780.42
  6. Step 6: Final answer
    x = 18,806,037.88

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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.