Home / 8,708,608.20-13,061,357.10-5,508,006.60

Finding the Fourth Proportional to 8,708,608.20, 13,061,357.10 and 5,508,006.60

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Solution

The fourth proportional to 8,708,608.20, 13,061,357.10 and 5,508,006.60 is: 8,261,026.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,708,608.20 : 13,061,357.10 = 5,508,006.60 : x
  2. Step 2: Convert to fraction form
    8,708,608.20/13,061,357.10 = 5,508,006.60/x
  3. Step 3: Cross multiply
    8,708,608.20x = 13,061,357.10 × 5,508,006.60
  4. Step 4: Simplify right side
    8,708,608.20x = 71,942,041,111,756.86
  5. Step 5: Solve for x
    x = 71,942,041,111,756.86/8,708,608.20
  6. Step 6: Final answer
    x = 8,261,026.27

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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.