Home / 22,079,068.20-30,469,115.52-12,289,301.64

Finding the Fourth Proportional to 22,079,068.20, 30,469,115.52 and 12,289,301.64

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Solution

The fourth proportional to 22,079,068.20, 30,469,115.52 and 12,289,301.64 is: 16,959,237.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,079,068.20 : 30,469,115.52 = 12,289,301.64 : x
  2. Step 2: Convert to fraction form
    22,079,068.20/30,469,115.52 = 12,289,301.64/x
  3. Step 3: Cross multiply
    22,079,068.20x = 30,469,115.52 × 12,289,301.64
  4. Step 4: Simplify right side
    22,079,068.20x = 374,444,151,329,285.44
  5. Step 5: Solve for x
    x = 374,444,151,329,285.44/22,079,068.20
  6. Step 6: Final answer
    x = 16,959,237.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.