Home / 63,769,439.39-95,669,337.33-20,638,642.82

Finding the Fourth Proportional to 63,769,439.39, 95,669,337.33 and 20,638,642.82

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Solution

The fourth proportional to 63,769,439.39, 95,669,337.33 and 20,638,642.82 is: 30,962,876.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,769,439.39 : 95,669,337.33 = 20,638,642.82 : x
  2. Step 2: Convert to fraction form
    63,769,439.39/95,669,337.33 = 20,638,642.82/x
  3. Step 3: Cross multiply
    63,769,439.39x = 95,669,337.33 × 20,638,642.82
  4. Step 4: Simplify right side
    63,769,439.39x = 1,974,485,281,501,616
  5. Step 5: Solve for x
    x = 1,974,485,281,501,616/63,769,439.39
  6. Step 6: Final answer
    x = 30,962,876.58

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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.