Home / 28,404,760.40-42,582,257.40-17,049,726.80

Finding the Fourth Proportional to 28,404,760.40, 42,582,257.40 and 17,049,726.80

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Solution

The fourth proportional to 28,404,760.40, 42,582,257.40 and 17,049,726.80 is: 25,559,654.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,404,760.40 : 42,582,257.40 = 17,049,726.80 : x
  2. Step 2: Convert to fraction form
    28,404,760.40/42,582,257.40 = 17,049,726.80/x
  3. Step 3: Cross multiply
    28,404,760.40x = 42,582,257.40 × 17,049,726.80
  4. Step 4: Simplify right side
    28,404,760.40x = 726,015,855,197,278.38
  5. Step 5: Solve for x
    x = 726,015,855,197,278.38/28,404,760.40
  6. Step 6: Final answer
    x = 25,559,654.26

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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.