Home / 22,407,397.20-33,536,446.20-19,720,011.60

Finding the Fourth Proportional to 22,407,397.20, 33,536,446.20 and 19,720,011.60

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Solution

The fourth proportional to 22,407,397.20, 33,536,446.20 and 19,720,011.60 is: 29,514,320.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,407,397.20 : 33,536,446.20 = 19,720,011.60 : x
  2. Step 2: Convert to fraction form
    22,407,397.20/33,536,446.20 = 19,720,011.60/x
  3. Step 3: Cross multiply
    22,407,397.20x = 33,536,446.20 × 19,720,011.60
  4. Step 4: Simplify right side
    22,407,397.20x = 661,339,108,086,776
  5. Step 5: Solve for x
    x = 661,339,108,086,776/22,407,397.20
  6. Step 6: Final answer
    x = 29,514,320.75

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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.