Home / 5,134,291.62-7,085,324.10-2,811,331.34

Finding the Fourth Proportional to 5,134,291.62, 7,085,324.10 and 2,811,331.34

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Solution

The fourth proportional to 5,134,291.62, 7,085,324.10 and 2,811,331.34 is: 3,879,638.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134,291.62 : 7,085,324.10 = 2,811,331.34 : x
  2. Step 2: Convert to fraction form
    5,134,291.62/7,085,324.10 = 2,811,331.34/x
  3. Step 3: Cross multiply
    5,134,291.62x = 7,085,324.10 × 2,811,331.34
  4. Step 4: Simplify right side
    5,134,291.62x = 19,919,193,696,387.29
  5. Step 5: Solve for x
    x = 19,919,193,696,387.29/5,134,291.62
  6. Step 6: Final answer
    x = 3,879,638.16

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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.