Home / 30,013,389.89-41,418,948.29-17,623,757.28

Finding the Fourth Proportional to 30,013,389.89, 41,418,948.29 and 17,623,757.28

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Solution

The fourth proportional to 30,013,389.89, 41,418,948.29 and 17,623,757.28 is: 24,321,061.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,013,389.89 : 41,418,948.29 = 17,623,757.28 : x
  2. Step 2: Convert to fraction form
    30,013,389.89/41,418,948.29 = 17,623,757.28/x
  3. Step 3: Cross multiply
    30,013,389.89x = 41,418,948.29 × 17,623,757.28
  4. Step 4: Simplify right side
    30,013,389.89x = 729,957,491,367,712.25
  5. Step 5: Solve for x
    x = 729,957,491,367,712.25/30,013,389.89
  6. Step 6: Final answer
    x = 24,321,061.17

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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.