Home / 19,031,045.86-28,546,321.38-4,654,238.14

Finding the Fourth Proportional to 19,031,045.86, 28,546,321.38 and 4,654,238.14

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Solution

The fourth proportional to 19,031,045.86, 28,546,321.38 and 4,654,238.14 is: 6,981,296.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,031,045.86 : 28,546,321.38 = 4,654,238.14 : x
  2. Step 2: Convert to fraction form
    19,031,045.86/28,546,321.38 = 4,654,238.14/x
  3. Step 3: Cross multiply
    19,031,045.86x = 28,546,321.38 × 4,654,238.14
  4. Step 4: Simplify right side
    19,031,045.86x = 132,861,377,723,493.42
  5. Step 5: Solve for x
    x = 132,861,377,723,493.42/19,031,045.86
  6. Step 6: Final answer
    x = 6,981,296.70

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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.