Home / 13,799,760-20,672,258.88-6,503,228.16

Finding the Fourth Proportional to 13,799,760, 20,672,258.88 and 6,503,228.16

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Solution

The fourth proportional to 13,799,760, 20,672,258.88 and 6,503,228.16 is: 9,741,938.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,799,760 : 20,672,258.88 = 6,503,228.16 : x
  2. Step 2: Convert to fraction form
    13,799,760/20,672,258.88 = 6,503,228.16/x
  3. Step 3: Cross multiply
    13,799,760x = 20,672,258.88 × 6,503,228.16
  4. Step 4: Simplify right side
    13,799,760x = 134,436,416,079,226.06
  5. Step 5: Solve for x
    x = 134,436,416,079,226.06/13,799,760
  6. Step 6: Final answer
    x = 9,741,938.71

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1.5x scale

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.