Home / 7,766,525.96-11,649,788.60-7,378,169.22

Finding the Fourth Proportional to 7,766,525.96, 11,649,788.60 and 7,378,169.22

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Solution

The fourth proportional to 7,766,525.96, 11,649,788.60 and 7,378,169.22 is: 11,067,253.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766,525.96 : 11,649,788.60 = 7,378,169.22 : x
  2. Step 2: Convert to fraction form
    7,766,525.96/11,649,788.60 = 7,378,169.22/x
  3. Step 3: Cross multiply
    7,766,525.96x = 11,649,788.60 × 7,378,169.22
  4. Step 4: Simplify right side
    7,766,525.96x = 85,954,111,668,026.89
  5. Step 5: Solve for x
    x = 85,954,111,668,026.89/7,766,525.96
  6. Step 6: Final answer
    x = 11,067,253.51

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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.