Home / 8,727,176.75-12,043,503.30-5,058,221.46

Finding the Fourth Proportional to 8,727,176.75, 12,043,503.30 and 5,058,221.46

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Solution

The fourth proportional to 8,727,176.75, 12,043,503.30 and 5,058,221.46 is: 6,980,345.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,727,176.75 : 12,043,503.30 = 5,058,221.46 : x
  2. Step 2: Convert to fraction form
    8,727,176.75/12,043,503.30 = 5,058,221.46/x
  3. Step 3: Cross multiply
    8,727,176.75x = 12,043,503.30 × 5,058,221.46
  4. Step 4: Simplify right side
    8,727,176.75x = 60,918,706,872,961.95
  5. Step 5: Solve for x
    x = 60,918,706,872,961.95/8,727,176.75
  6. Step 6: Final answer
    x = 6,980,345.26

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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.