Home / 18,227,856.15-27,317,866.55-13,413,000.15

Finding the Fourth Proportional to 18,227,856.15, 27,317,866.55 and 13,413,000.15

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Solution

The fourth proportional to 18,227,856.15, 27,317,866.55 and 13,413,000.15 is: 20,101,900.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,227,856.15 : 27,317,866.55 = 13,413,000.15 : x
  2. Step 2: Convert to fraction form
    18,227,856.15/27,317,866.55 = 13,413,000.15/x
  3. Step 3: Cross multiply
    18,227,856.15x = 27,317,866.55 × 13,413,000.15
  4. Step 4: Simplify right side
    18,227,856.15x = 366,414,548,065,765
  5. Step 5: Solve for x
    x = 366,414,548,065,765/18,227,856.15
  6. Step 6: Final answer
    x = 20,101,900.36

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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.