Home / 18,149,253.60-27,223,880.40-16,165,207.20

Finding the Fourth Proportional to 18,149,253.60, 27,223,880.40 and 16,165,207.20

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Solution

The fourth proportional to 18,149,253.60, 27,223,880.40 and 16,165,207.20 is: 24,247,810.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149,253.60 : 27,223,880.40 = 16,165,207.20 : x
  2. Step 2: Convert to fraction form
    18,149,253.60/27,223,880.40 = 16,165,207.20/x
  3. Step 3: Cross multiply
    18,149,253.60x = 27,223,880.40 × 16,165,207.20
  4. Step 4: Simplify right side
    18,149,253.60x = 440,079,667,454,018.81
  5. Step 5: Solve for x
    x = 440,079,667,454,018.81/18,149,253.60
  6. Step 6: Final answer
    x = 24,247,810.80

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1.5x scale

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.