Home / 8,062,172.91-11,133,192.29-5,122,958.72

Finding the Fourth Proportional to 8,062,172.91, 11,133,192.29 and 5,122,958.72

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Solution

The fourth proportional to 8,062,172.91, 11,133,192.29 and 5,122,958.72 is: 7,074,381.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,062,172.91 : 11,133,192.29 = 5,122,958.72 : x
  2. Step 2: Convert to fraction form
    8,062,172.91/11,133,192.29 = 5,122,958.72/x
  3. Step 3: Cross multiply
    8,062,172.91x = 11,133,192.29 × 5,122,958.72
  4. Step 4: Simplify right side
    8,062,172.91x = 57,034,884,442,211.52
  5. Step 5: Solve for x
    x = 57,034,884,442,211.52/8,062,172.91
  6. Step 6: Final answer
    x = 7,074,381.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.