Home / 10,526,721.12-15,790,645.44-3,338,800.56

Finding the Fourth Proportional to 10,526,721.12, 15,790,645.44 and 3,338,800.56

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Solution

The fourth proportional to 10,526,721.12, 15,790,645.44 and 3,338,800.56 is: 5,008,379.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,526,721.12 : 15,790,645.44 = 3,338,800.56 : x
  2. Step 2: Convert to fraction form
    10,526,721.12/15,790,645.44 = 3,338,800.56/x
  3. Step 3: Cross multiply
    10,526,721.12x = 15,790,645.44 × 3,338,800.56
  4. Step 4: Simplify right side
    10,526,721.12x = 52,721,815,837,833.45
  5. Step 5: Solve for x
    x = 52,721,815,837,833.45/10,526,721.12
  6. Step 6: Final answer
    x = 5,008,379.65

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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.