Home / 15,387,745.40-23,083,691.70-5,293,460.60

Finding the Fourth Proportional to 15,387,745.40, 23,083,691.70 and 5,293,460.60

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Solution

The fourth proportional to 15,387,745.40, 23,083,691.70 and 5,293,460.60 is: 7,940,904.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,387,745.40 : 23,083,691.70 = 5,293,460.60 : x
  2. Step 2: Convert to fraction form
    15,387,745.40/23,083,691.70 = 5,293,460.60/x
  3. Step 3: Cross multiply
    15,387,745.40x = 23,083,691.70 × 5,293,460.60
  4. Step 4: Simplify right side
    15,387,745.40x = 122,192,612,516,497
  5. Step 5: Solve for x
    x = 122,192,612,516,497/15,387,745.40
  6. Step 6: Final answer
    x = 7,940,904.23

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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.