Home / 12,251,714.40-18,377,571.60-11,454,552.90

Finding the Fourth Proportional to 12,251,714.40, 18,377,571.60 and 11,454,552.90

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Solution

The fourth proportional to 12,251,714.40, 18,377,571.60 and 11,454,552.90 is: 17,181,829.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,251,714.40 : 18,377,571.60 = 11,454,552.90 : x
  2. Step 2: Convert to fraction form
    12,251,714.40/18,377,571.60 = 11,454,552.90/x
  3. Step 3: Cross multiply
    12,251,714.40x = 18,377,571.60 × 11,454,552.90
  4. Step 4: Simplify right side
    12,251,714.40x = 210,506,866,065,737.66
  5. Step 5: Solve for x
    x = 210,506,866,065,737.66/12,251,714.40
  6. Step 6: Final answer
    x = 17,181,829.35

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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.