Home / 8,154,258-12,231,390.08-2,396,991.78

Finding the Fourth Proportional to 8,154,258, 12,231,390.08 and 2,396,991.78

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Solution

The fourth proportional to 8,154,258, 12,231,390.08 and 2,396,991.78 is: 3,595,488.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,154,258 : 12,231,390.08 = 2,396,991.78 : x
  2. Step 2: Convert to fraction form
    8,154,258/12,231,390.08 = 2,396,991.78/x
  3. Step 3: Cross multiply
    8,154,258x = 12,231,390.08 × 2,396,991.78
  4. Step 4: Simplify right side
    8,154,258x = 29,318,541,467,748.58
  5. Step 5: Solve for x
    x = 29,318,541,467,748.58/8,154,258
  6. Step 6: Final answer
    x = 3,595,488.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.