Home / 5,101,956.80-7,040,434.67-3,168,176.17

Finding the Fourth Proportional to 5,101,956.80, 7,040,434.67 and 3,168,176.17

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Solution

The fourth proportional to 5,101,956.80, 7,040,434.67 and 3,168,176.17 is: 4,371,918.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101,956.80 : 7,040,434.67 = 3,168,176.17 : x
  2. Step 2: Convert to fraction form
    5,101,956.80/7,040,434.67 = 3,168,176.17/x
  3. Step 3: Cross multiply
    5,101,956.80x = 7,040,434.67 × 3,168,176.17
  4. Step 4: Simplify right side
    5,101,956.80x = 22,305,337,347,935.81
  5. Step 5: Solve for x
    x = 22,305,337,347,935.81/5,101,956.80
  6. Step 6: Final answer
    x = 4,371,918.11

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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.