Home / 18,187,835.40-27,281,753.10-7,399,583.10

Finding the Fourth Proportional to 18,187,835.40, 27,281,753.10 and 7,399,583.10

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Solution

The fourth proportional to 18,187,835.40, 27,281,753.10 and 7,399,583.10 is: 11,099,374.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,187,835.40 : 27,281,753.10 = 7,399,583.10 : x
  2. Step 2: Convert to fraction form
    18,187,835.40/27,281,753.10 = 7,399,583.10/x
  3. Step 3: Cross multiply
    18,187,835.40x = 27,281,753.10 × 7,399,583.10
  4. Step 4: Simplify right side
    18,187,835.40x = 201,873,599,177,132.62
  5. Step 5: Solve for x
    x = 201,873,599,177,132.62/18,187,835.40
  6. Step 6: Final answer
    x = 11,099,374.65

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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.