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Finding the Fourth Proportional to 22,016,978.10, 33,025,467.15 and 17,482,014.90

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Solution

The fourth proportional to 22,016,978.10, 33,025,467.15 and 17,482,014.90 is: 26,223,022.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,016,978.10 : 33,025,467.15 = 17,482,014.90 : x
  2. Step 2: Convert to fraction form
    22,016,978.10/33,025,467.15 = 17,482,014.90/x
  3. Step 3: Cross multiply
    22,016,978.10x = 33,025,467.15 × 17,482,014.90
  4. Step 4: Simplify right side
    22,016,978.10x = 577,351,708,795,760.50
  5. Step 5: Solve for x
    x = 577,351,708,795,760.50/22,016,978.10
  6. Step 6: Final answer
    x = 26,223,022.35

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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.