Home / 8,685,347.97-13,028,115.51-2,620,132.25

Finding the Fourth Proportional to 8,685,347.97, 13,028,115.51 and 2,620,132.25

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Solution

The fourth proportional to 8,685,347.97, 13,028,115.51 and 2,620,132.25 is: 3,930,226.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,685,347.97 : 13,028,115.51 = 2,620,132.25 : x
  2. Step 2: Convert to fraction form
    8,685,347.97/13,028,115.51 = 2,620,132.25/x
  3. Step 3: Cross multiply
    8,685,347.97x = 13,028,115.51 × 2,620,132.25
  4. Step 4: Simplify right side
    8,685,347.97x = 34,135,385,539,335.62
  5. Step 5: Solve for x
    x = 34,135,385,539,335.62/8,685,347.97
  6. Step 6: Final answer
    x = 3,930,226.59

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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.