Home / 36,187,869.30-54,281,803.95-19,181,757.30

Finding the Fourth Proportional to 36,187,869.30, 54,281,803.95 and 19,181,757.30

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Solution

The fourth proportional to 36,187,869.30, 54,281,803.95 and 19,181,757.30 is: 28,772,635.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,187,869.30 : 54,281,803.95 = 19,181,757.30 : x
  2. Step 2: Convert to fraction form
    36,187,869.30/54,281,803.95 = 19,181,757.30/x
  3. Step 3: Cross multiply
    36,187,869.30x = 54,281,803.95 × 19,181,757.30
  4. Step 4: Simplify right side
    36,187,869.30x = 1,041,220,389,175,081.38
  5. Step 5: Solve for x
    x = 1,041,220,389,175,081.38/36,187,869.30
  6. Step 6: Final answer
    x = 28,772,635.95

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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.