Home / 8,869,960.32-13,304,823.84-2,138,320.32

Finding the Fourth Proportional to 8,869,960.32, 13,304,823.84 and 2,138,320.32

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Solution

The fourth proportional to 8,869,960.32, 13,304,823.84 and 2,138,320.32 is: 3,207,452.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869,960.32 : 13,304,823.84 = 2,138,320.32 : x
  2. Step 2: Convert to fraction form
    8,869,960.32/13,304,823.84 = 2,138,320.32/x
  3. Step 3: Cross multiply
    8,869,960.32x = 13,304,823.84 × 2,138,320.32
  4. Step 4: Simplify right side
    8,869,960.32x = 28,449,975,171,092.43
  5. Step 5: Solve for x
    x = 28,449,975,171,092.43/8,869,960.32
  6. Step 6: Final answer
    x = 3,207,452.36

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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.