Home / 7,777,949.86-11,650,128.63-7,587,593.38

Finding the Fourth Proportional to 7,777,949.86, 11,650,128.63 and 7,587,593.38

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Solution

The fourth proportional to 7,777,949.86, 11,650,128.63 and 7,587,593.38 is: 11,365,004.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,777,949.86 : 11,650,128.63 = 7,587,593.38 : x
  2. Step 2: Convert to fraction form
    7,777,949.86/11,650,128.63 = 7,587,593.38/x
  3. Step 3: Cross multiply
    7,777,949.86x = 11,650,128.63 × 7,587,593.38
  4. Step 4: Simplify right side
    7,777,949.86x = 88,396,438,869,136.47
  5. Step 5: Solve for x
    x = 88,396,438,869,136.47/7,777,949.86
  6. Step 6: Final answer
    x = 11,365,004.98

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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.