Home / 8,729,793.72-12,046,023.51-5,058,643.28

Finding the Fourth Proportional to 8,729,793.72, 12,046,023.51 and 5,058,643.28

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Solution

The fourth proportional to 8,729,793.72, 12,046,023.51 and 5,058,643.28 is: 6,980,295.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729,793.72 : 12,046,023.51 = 5,058,643.28 : x
  2. Step 2: Convert to fraction form
    8,729,793.72/12,046,023.51 = 5,058,643.28/x
  3. Step 3: Cross multiply
    8,729,793.72x = 12,046,023.51 × 5,058,643.28
  4. Step 4: Simplify right side
    8,729,793.72x = 60,936,535,800,383.48
  5. Step 5: Solve for x
    x = 60,936,535,800,383.48/8,729,793.72
  6. Step 6: Final answer
    x = 6,980,295.04

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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.