Home / 36,690,939.40-55,022,412.30-11,123,451.40

Finding the Fourth Proportional to 36,690,939.40, 55,022,412.30 and 11,123,451.40

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Solution

The fourth proportional to 36,690,939.40, 55,022,412.30 and 11,123,451.40 is: 16,680,933.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,690,939.40 : 55,022,412.30 = 11,123,451.40 : x
  2. Step 2: Convert to fraction form
    36,690,939.40/55,022,412.30 = 11,123,451.40/x
  3. Step 3: Cross multiply
    36,690,939.40x = 55,022,412.30 × 11,123,451.40
  4. Step 4: Simplify right side
    36,690,939.40x = 612,039,129,129,812.25
  5. Step 5: Solve for x
    x = 612,039,129,129,812.25/36,690,939.40
  6. Step 6: Final answer
    x = 16,680,933.74

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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.