Home / 28,318,007.20-42,414,025.20-23,279,159.20

Finding the Fourth Proportional to 28,318,007.20, 42,414,025.20 and 23,279,159.20

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Solution

The fourth proportional to 28,318,007.20, 42,414,025.20 and 23,279,159.20 is: 34,866,960.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,318,007.20 : 42,414,025.20 = 23,279,159.20 : x
  2. Step 2: Convert to fraction form
    28,318,007.20/42,414,025.20 = 23,279,159.20/x
  3. Step 3: Cross multiply
    28,318,007.20x = 42,414,025.20 × 23,279,159.20
  4. Step 4: Simplify right side
    28,318,007.20x = 987,362,844,943,611.88
  5. Step 5: Solve for x
    x = 987,362,844,943,611.88/28,318,007.20
  6. Step 6: Final answer
    x = 34,866,960.73

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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.