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Finding the Fourth Proportional to 36,898,774.80, 55,371,781.80 and 21,546,034.80

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Solution

The fourth proportional to 36,898,774.80, 55,371,781.80 and 21,546,034.80 is: 32,332,844.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,898,774.80 : 55,371,781.80 = 21,546,034.80 : x
  2. Step 2: Convert to fraction form
    36,898,774.80/55,371,781.80 = 21,546,034.80/x
  3. Step 3: Cross multiply
    36,898,774.80x = 55,371,781.80 × 21,546,034.80
  4. Step 4: Simplify right side
    36,898,774.80x = 1,193,042,337,600,806.50
  5. Step 5: Solve for x
    x = 1,193,042,337,600,806.50/36,898,774.80
  6. Step 6: Final answer
    x = 32,332,844.22

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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.