Home / 5,101,881.10-7,040,330.20-3,168,100.16

Finding the Fourth Proportional to 5,101,881.10, 7,040,330.20 and 3,168,100.16

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Solution

The fourth proportional to 5,101,881.10, 7,040,330.20 and 3,168,100.16 is: 4,371,813.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101,881.10 : 7,040,330.20 = 3,168,100.16 : x
  2. Step 2: Convert to fraction form
    5,101,881.10/7,040,330.20 = 3,168,100.16/x
  3. Step 3: Cross multiply
    5,101,881.10x = 7,040,330.20 × 3,168,100.16
  4. Step 4: Simplify right side
    5,101,881.10x = 22,304,471,233,072.83
  5. Step 5: Solve for x
    x = 22,304,471,233,072.83/5,101,881.10
  6. Step 6: Final answer
    x = 4,371,813.22

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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.