Home / 8,189,916.20-12,269,207.10-4,402,140.20

Finding the Fourth Proportional to 8,189,916.20, 12,269,207.10 and 4,402,140.20

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Solution

The fourth proportional to 8,189,916.20, 12,269,207.10 and 4,402,140.20 is: 6,594,789.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189,916.20 : 12,269,207.10 = 4,402,140.20 : x
  2. Step 2: Convert to fraction form
    8,189,916.20/12,269,207.10 = 4,402,140.20/x
  3. Step 3: Cross multiply
    8,189,916.20x = 12,269,207.10 × 4,402,140.20
  4. Step 4: Simplify right side
    8,189,916.20x = 54,010,769,797,035.42
  5. Step 5: Solve for x
    x = 54,010,769,797,035.42/8,189,916.20
  6. Step 6: Final answer
    x = 6,594,789.06

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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.