Home / 7,777,960.86-11,650,145.13-7,587,604.38

Finding the Fourth Proportional to 7,777,960.86, 11,650,145.13 and 7,587,604.38

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Solution

The fourth proportional to 7,777,960.86, 11,650,145.13 and 7,587,604.38 is: 11,365,021.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,777,960.86 : 11,650,145.13 = 7,587,604.38 : x
  2. Step 2: Convert to fraction form
    7,777,960.86/11,650,145.13 = 7,587,604.38/x
  3. Step 3: Cross multiply
    7,777,960.86x = 11,650,145.13 × 7,587,604.38
  4. Step 4: Simplify right side
    7,777,960.86x = 88,396,692,216,023.67
  5. Step 5: Solve for x
    x = 88,396,692,216,023.67/7,777,960.86
  6. Step 6: Final answer
    x = 11,365,021.48

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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.