Home / 12,005,383.40-17,995,827.90-5,930,772.20

Finding the Fourth Proportional to 12,005,383.40, 17,995,827.90 and 5,930,772.20

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Solution

The fourth proportional to 12,005,383.40, 17,995,827.90 and 5,930,772.20 is: 8,890,108.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,005,383.40 : 17,995,827.90 = 5,930,772.20 : x
  2. Step 2: Convert to fraction form
    12,005,383.40/17,995,827.90 = 5,930,772.20/x
  3. Step 3: Cross multiply
    12,005,383.40x = 17,995,827.90 × 5,930,772.20
  4. Step 4: Simplify right side
    12,005,383.40x = 106,729,155,825,304.38
  5. Step 5: Solve for x
    x = 106,729,155,825,304.38/12,005,383.40
  6. Step 6: Final answer
    x = 8,890,108.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.