Home / 36,696,612.80-55,086,909.60-21,559,073.60

Finding the Fourth Proportional to 36,696,612.80, 55,086,909.60 and 21,559,073.60

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Solution

The fourth proportional to 36,696,612.80, 55,086,909.60 and 21,559,073.60 is: 32,363,279.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,696,612.80 : 55,086,909.60 = 21,559,073.60 : x
  2. Step 2: Convert to fraction form
    36,696,612.80/55,086,909.60 = 21,559,073.60/x
  3. Step 3: Cross multiply
    36,696,612.80x = 55,086,909.60 × 21,559,073.60
  4. Step 4: Simplify right side
    36,696,612.80x = 1,187,622,738,462,946.75
  5. Step 5: Solve for x
    x = 1,187,622,738,462,946.75/36,696,612.80
  6. Step 6: Final answer
    x = 32,363,279.55

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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.