Home / 36,218,127.68-49,981,961.76-19,921,031.36

Finding the Fourth Proportional to 36,218,127.68, 49,981,961.76 and 19,921,031.36

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Solution

The fourth proportional to 36,218,127.68, 49,981,961.76 and 19,921,031.36 is: 27,491,543.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,218,127.68 : 49,981,961.76 = 19,921,031.36 : x
  2. Step 2: Convert to fraction form
    36,218,127.68/49,981,961.76 = 19,921,031.36/x
  3. Step 3: Cross multiply
    36,218,127.68x = 49,981,961.76 × 19,921,031.36
  4. Step 4: Simplify right side
    36,218,127.68x = 995,692,227,655,280.75
  5. Step 5: Solve for x
    x = 995,692,227,655,280.75/36,218,127.68
  6. Step 6: Final answer
    x = 27,491,543.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.