Home / 8,982,165.72-12,395,376.46-5,114,686.87

Finding the Fourth Proportional to 8,982,165.72, 12,395,376.46 and 5,114,686.87

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Solution

The fourth proportional to 8,982,165.72, 12,395,376.46 and 5,114,686.87 is: 7,058,260.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,982,165.72 : 12,395,376.46 = 5,114,686.87 : x
  2. Step 2: Convert to fraction form
    8,982,165.72/12,395,376.46 = 5,114,686.87/x
  3. Step 3: Cross multiply
    8,982,165.72x = 12,395,376.46 × 5,114,686.87
  4. Step 4: Simplify right side
    8,982,165.72x = 63,398,469,152,062.55
  5. Step 5: Solve for x
    x = 63,398,469,152,062.55/8,982,165.72
  6. Step 6: Final answer
    x = 7,058,260.91

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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.