Home / 63,501,294.39-87,669,351.68-39,999,976.92

Finding the Fourth Proportional to 63,501,294.39, 87,669,351.68 and 39,999,976.92

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Solution

The fourth proportional to 63,501,294.39, 87,669,351.68 and 39,999,976.92 is: 55,223,630.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,501,294.39 : 87,669,351.68 = 39,999,976.92 : x
  2. Step 2: Convert to fraction form
    63,501,294.39/87,669,351.68 = 39,999,976.92/x
  3. Step 3: Cross multiply
    63,501,294.39x = 87,669,351.68 × 39,999,976.92
  4. Step 4: Simplify right side
    63,501,294.39x = 3,506,772,043,591,363.50
  5. Step 5: Solve for x
    x = 3,506,772,043,591,363.50/63,501,294.39
  6. Step 6: Final answer
    x = 55,223,630.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.