Home / 12,101,256.30-18,151,884.45-9,361,382.70

Finding the Fourth Proportional to 12,101,256.30, 18,151,884.45 and 9,361,382.70

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Solution

The fourth proportional to 12,101,256.30, 18,151,884.45 and 9,361,382.70 is: 14,042,074.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101,256.30 : 18,151,884.45 = 9,361,382.70 : x
  2. Step 2: Convert to fraction form
    12,101,256.30/18,151,884.45 = 9,361,382.70/x
  3. Step 3: Cross multiply
    12,101,256.30x = 18,151,884.45 × 9,361,382.70
  4. Step 4: Simplify right side
    12,101,256.30x = 169,926,737,062,629
  5. Step 5: Solve for x
    x = 169,926,737,062,629/12,101,256.30
  6. Step 6: Final answer
    x = 14,042,074.05

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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.