Home / 18,402,647.59-27,609,092.38-8,028,774.38

Finding the Fourth Proportional to 18,402,647.59, 27,609,092.38 and 8,028,774.38

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Solution

The fourth proportional to 18,402,647.59, 27,609,092.38 and 8,028,774.38 is: 12,045,395.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,402,647.59 : 27,609,092.38 = 8,028,774.38 : x
  2. Step 2: Convert to fraction form
    18,402,647.59/27,609,092.38 = 8,028,774.38/x
  3. Step 3: Cross multiply
    18,402,647.59x = 27,609,092.38 × 8,028,774.38
  4. Step 4: Simplify right side
    18,402,647.59x = 221,667,173,555,597.22
  5. Step 5: Solve for x
    x = 221,667,173,555,597.22/18,402,647.59
  6. Step 6: Final answer
    x = 12,045,395.78

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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.