Home / 12,517,081.02-17,268,069.36-7,552,753.32

Finding the Fourth Proportional to 12,517,081.02, 17,268,069.36 and 7,552,753.32

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Solution

The fourth proportional to 12,517,081.02, 17,268,069.36 and 7,552,753.32 is: 10,419,479.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,517,081.02 : 17,268,069.36 = 7,552,753.32 : x
  2. Step 2: Convert to fraction form
    12,517,081.02/17,268,069.36 = 7,552,753.32/x
  3. Step 3: Cross multiply
    12,517,081.02x = 17,268,069.36 × 7,552,753.32
  4. Step 4: Simplify right side
    12,517,081.02x = 130,421,468,188,730.28
  5. Step 5: Solve for x
    x = 130,421,468,188,730.28/12,517,081.02
  6. Step 6: Final answer
    x = 10,419,479.43

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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.