Home / 36,690,129.23-55,041,836.85-18,448,416.90

Finding the Fourth Proportional to 36,690,129.23, 55,041,836.85 and 18,448,416.90

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Solution

The fourth proportional to 36,690,129.23, 55,041,836.85 and 18,448,416.90 is: 27,675,965.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,690,129.23 : 55,041,836.85 = 18,448,416.90 : x
  2. Step 2: Convert to fraction form
    36,690,129.23/55,041,836.85 = 18,448,416.90/x
  3. Step 3: Cross multiply
    36,690,129.23x = 55,041,836.85 × 18,448,416.90
  4. Step 4: Simplify right side
    36,690,129.23x = 1,015,434,753,150,582.75
  5. Step 5: Solve for x
    x = 1,015,434,753,150,582.75/36,690,129.23
  6. Step 6: Final answer
    x = 27,675,965.57

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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.