Home / 15,034,064.37-20,747,022.12-8,158,546.43

Finding the Fourth Proportional to 15,034,064.37, 20,747,022.12 and 8,158,546.43

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Solution

The fourth proportional to 15,034,064.37, 20,747,022.12 and 8,158,546.43 is: 11,258,801.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,034,064.37 : 20,747,022.12 = 8,158,546.43 : x
  2. Step 2: Convert to fraction form
    15,034,064.37/20,747,022.12 = 8,158,546.43/x
  3. Step 3: Cross multiply
    15,034,064.37x = 20,747,022.12 × 8,158,546.43
  4. Step 4: Simplify right side
    15,034,064.37x = 169,265,543,146,521.94
  5. Step 5: Solve for x
    x = 169,265,543,146,521.94/15,034,064.37
  6. Step 6: Final answer
    x = 11,258,801.28

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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.