Home / 19,031,139.56-28,546,462.30-4,654,332.52

Finding the Fourth Proportional to 19,031,139.56, 28,546,462.30 and 4,654,332.52

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Solution

The fourth proportional to 19,031,139.56, 28,546,462.30 and 4,654,332.52 is: 6,981,438.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,031,139.56 : 28,546,462.30 = 4,654,332.52 : x
  2. Step 2: Convert to fraction form
    19,031,139.56/28,546,462.30 = 4,654,332.52/x
  3. Step 3: Cross multiply
    19,031,139.56x = 28,546,462.30 × 4,654,332.52
  4. Step 4: Simplify right side
    19,031,139.56x = 132,864,727,813,843.98
  5. Step 5: Solve for x
    x = 132,864,727,813,843.98/19,031,139.56
  6. Step 6: Final answer
    x = 6,981,438.36

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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.