Home / 36,220,142.10-54,332,837.55-21,812,186.10

Finding the Fourth Proportional to 36,220,142.10, 54,332,837.55 and 21,812,186.10

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Solution

The fourth proportional to 36,220,142.10, 54,332,837.55 and 21,812,186.10 is: 32,719,859.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,220,142.10 : 54,332,837.55 = 21,812,186.10 : x
  2. Step 2: Convert to fraction form
    36,220,142.10/54,332,837.55 = 21,812,186.10/x
  3. Step 3: Cross multiply
    36,220,142.10x = 54,332,837.55 × 21,812,186.10
  4. Step 4: Simplify right side
    36,220,142.10x = 1,185,117,963,981,668
  5. Step 5: Solve for x
    x = 1,185,117,963,981,668/36,220,142.10
  6. Step 6: Final answer
    x = 32,719,859.59

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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.