Home / 12,454,822.20-18,696,230.10-9,627,468.60

Finding the Fourth Proportional to 12,454,822.20, 18,696,230.10 and 9,627,468.60

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Solution

The fourth proportional to 12,454,822.20, 18,696,230.10 and 9,627,468.60 is: 14,452,022.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,454,822.20 : 18,696,230.10 = 9,627,468.60 : x
  2. Step 2: Convert to fraction form
    12,454,822.20/18,696,230.10 = 9,627,468.60/x
  3. Step 3: Cross multiply
    12,454,822.20x = 18,696,230.10 × 9,627,468.60
  4. Step 4: Simplify right side
    12,454,822.20x = 179,997,368,226,124.88
  5. Step 5: Solve for x
    x = 179,997,368,226,124.88/12,454,822.20
  6. Step 6: Final answer
    x = 14,452,022.30

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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.