Home / 18,141,849.30-25,035,754.12-9,993,087.30

Finding the Fourth Proportional to 18,141,849.30, 25,035,754.12 and 9,993,087.30

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Solution

The fourth proportional to 18,141,849.30, 25,035,754.12 and 9,993,087.30 is: 13,790,461.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,141,849.30 : 25,035,754.12 = 9,993,087.30 : x
  2. Step 2: Convert to fraction form
    18,141,849.30/25,035,754.12 = 9,993,087.30/x
  3. Step 3: Cross multiply
    18,141,849.30x = 25,035,754.12 × 9,993,087.30
  4. Step 4: Simplify right side
    18,141,849.30x = 250,184,476,542,494.72
  5. Step 5: Solve for x
    x = 250,184,476,542,494.72/18,141,849.30
  6. Step 6: Final answer
    x = 13,790,461.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.