Home / 56,536,189.62-84,780,182.75-21,515,327.97

Finding the Fourth Proportional to 56,536,189.62, 84,780,182.75 and 21,515,327.97

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Solution

The fourth proportional to 56,536,189.62, 84,780,182.75 and 21,515,327.97 is: 32,263,819.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,536,189.62 : 84,780,182.75 = 21,515,327.97 : x
  2. Step 2: Convert to fraction form
    56,536,189.62/84,780,182.75 = 21,515,327.97/x
  3. Step 3: Cross multiply
    56,536,189.62x = 84,780,182.75 × 21,515,327.97
  4. Step 4: Simplify right side
    56,536,189.62x = 1,824,073,437,351,537.25
  5. Step 5: Solve for x
    x = 1,824,073,437,351,537.25/56,536,189.62
  6. Step 6: Final answer
    x = 32,263,819.86

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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.