Home / 36,187,905.80-54,281,858.70-19,181,793.80

Finding the Fourth Proportional to 36,187,905.80, 54,281,858.70 and 19,181,793.80

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Solution

The fourth proportional to 36,187,905.80, 54,281,858.70 and 19,181,793.80 is: 28,772,690.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,187,905.80 : 54,281,858.70 = 19,181,793.80 : x
  2. Step 2: Convert to fraction form
    36,187,905.80/54,281,858.70 = 19,181,793.80/x
  3. Step 3: Cross multiply
    36,187,905.80x = 54,281,858.70 × 19,181,793.80
  4. Step 4: Simplify right side
    36,187,905.80x = 1,041,223,420,664,136.12
  5. Step 5: Solve for x
    x = 1,041,223,420,664,136.12/36,187,905.80
  6. Step 6: Final answer
    x = 28,772,690.70

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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.