Home / 9,294,863.92-12,821,733.48-8,637,258.40

Finding the Fourth Proportional to 9,294,863.92, 12,821,733.48 and 8,637,258.40

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Solution

The fourth proportional to 9,294,863.92, 12,821,733.48 and 8,637,258.40 is: 11,914,604.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,294,863.92 : 12,821,733.48 = 8,637,258.40 : x
  2. Step 2: Convert to fraction form
    9,294,863.92/12,821,733.48 = 8,637,258.40/x
  3. Step 3: Cross multiply
    9,294,863.92x = 12,821,733.48 × 8,637,258.40
  4. Step 4: Simplify right side
    9,294,863.92x = 110,744,625,202,691.23
  5. Step 5: Solve for x
    x = 110,744,625,202,691.23/9,294,863.92
  6. Step 6: Final answer
    x = 11,914,604.25

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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.