Home / 23,454,638.28-32,367,344.78-12,858,009.21

Finding the Fourth Proportional to 23,454,638.28, 32,367,344.78 and 12,858,009.21

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Solution

The fourth proportional to 23,454,638.28, 32,367,344.78 and 12,858,009.21 is: 17,744,021.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,454,638.28 : 32,367,344.78 = 12,858,009.21 : x
  2. Step 2: Convert to fraction form
    23,454,638.28/32,367,344.78 = 12,858,009.21/x
  3. Step 3: Cross multiply
    23,454,638.28x = 32,367,344.78 × 12,858,009.21
  4. Step 4: Simplify right side
    23,454,638.28x = 416,179,617,220,195.38
  5. Step 5: Solve for x
    x = 416,179,617,220,195.38/23,454,638.28
  6. Step 6: Final answer
    x = 17,744,021.98

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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.