Home / 30,013,390.89-41,418,949.67-17,623,758.28

Finding the Fourth Proportional to 30,013,390.89, 41,418,949.67 and 17,623,758.28

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Solution

The fourth proportional to 30,013,390.89, 41,418,949.67 and 17,623,758.28 is: 24,321,062.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,013,390.89 : 41,418,949.67 = 17,623,758.28 : x
  2. Step 2: Convert to fraction form
    30,013,390.89/41,418,949.67 = 17,623,758.28/x
  3. Step 3: Cross multiply
    30,013,390.89x = 41,418,949.67 × 17,623,758.28
  4. Step 4: Simplify right side
    30,013,390.89x = 729,957,557,195,565.88
  5. Step 5: Solve for x
    x = 729,957,557,195,565.88/30,013,390.89
  6. Step 6: Final answer
    x = 24,321,062.55

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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.