Home / 14,015,711.90-21,023,567.85-13,826,755.10

Finding the Fourth Proportional to 14,015,711.90, 21,023,567.85 and 13,826,755.10

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Solution

The fourth proportional to 14,015,711.90, 21,023,567.85 and 13,826,755.10 is: 20,740,132.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,015,711.90 : 21,023,567.85 = 13,826,755.10 : x
  2. Step 2: Convert to fraction form
    14,015,711.90/21,023,567.85 = 13,826,755.10/x
  3. Step 3: Cross multiply
    14,015,711.90x = 21,023,567.85 × 13,826,755.10
  4. Step 4: Simplify right side
    14,015,711.90x = 290,687,723,990,183.56
  5. Step 5: Solve for x
    x = 290,687,723,990,183.56/14,015,711.90
  6. Step 6: Final answer
    x = 20,740,132.65

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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.