Home / 8,814,728.38-13,162,734.05-7,198,703.04

Finding the Fourth Proportional to 8,814,728.38, 13,162,734.05 and 7,198,703.04

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Solution

The fourth proportional to 8,814,728.38, 13,162,734.05 and 7,198,703.04 is: 10,749,578.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,814,728.38 : 13,162,734.05 = 7,198,703.04 : x
  2. Step 2: Convert to fraction form
    8,814,728.38/13,162,734.05 = 7,198,703.04/x
  3. Step 3: Cross multiply
    8,814,728.38x = 13,162,734.05 × 7,198,703.04
  4. Step 4: Simplify right side
    8,814,728.38x = 94,754,613,554,632.84
  5. Step 5: Solve for x
    x = 94,754,613,554,632.84/8,814,728.38
  6. Step 6: Final answer
    x = 10,749,578.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.