Home / 7,709,291.61-11,559,453.97-2,917,350.33

Finding the Fourth Proportional to 7,709,291.61, 11,559,453.97 and 2,917,350.33

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Solution

The fourth proportional to 7,709,291.61, 11,559,453.97 and 2,917,350.33 is: 4,374,328.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,709,291.61 : 11,559,453.97 = 2,917,350.33 : x
  2. Step 2: Convert to fraction form
    7,709,291.61/11,559,453.97 = 2,917,350.33/x
  3. Step 3: Cross multiply
    7,709,291.61x = 11,559,453.97 × 2,917,350.33
  4. Step 4: Simplify right side
    7,709,291.61x = 33,722,976,853,999.31
  5. Step 5: Solve for x
    x = 33,722,976,853,999.31/7,709,291.61
  6. Step 6: Final answer
    x = 4,374,328.87

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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.