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Finding the Fourth Proportional to 25,603,229.80, 38,404,844.70 and 23,656,810.60

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Solution

The fourth proportional to 25,603,229.80, 38,404,844.70 and 23,656,810.60 is: 35,485,215.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,603,229.80 : 38,404,844.70 = 23,656,810.60 : x
  2. Step 2: Convert to fraction form
    25,603,229.80/38,404,844.70 = 23,656,810.60/x
  3. Step 3: Cross multiply
    25,603,229.80x = 38,404,844.70 × 23,656,810.60
  4. Step 4: Simplify right side
    25,603,229.80x = 908,536,137,190,314
  5. Step 5: Solve for x
    x = 908,536,137,190,314/25,603,229.80
  6. Step 6: Final answer
    x = 35,485,215.90

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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.