Home / 13,350,496.64-20,019,119.84-4,251,408.40

Finding the Fourth Proportional to 13,350,496.64, 20,019,119.84 and 4,251,408.40

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Solution

The fourth proportional to 13,350,496.64, 20,019,119.84 and 4,251,408.40 is: 6,375,002.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,350,496.64 : 20,019,119.84 = 4,251,408.40 : x
  2. Step 2: Convert to fraction form
    13,350,496.64/20,019,119.84 = 4,251,408.40/x
  3. Step 3: Cross multiply
    13,350,496.64x = 20,019,119.84 × 4,251,408.40
  4. Step 4: Simplify right side
    13,350,496.64x = 85,109,454,248,382.66
  5. Step 5: Solve for x
    x = 85,109,454,248,382.66/13,350,496.64
  6. Step 6: Final answer
    x = 6,375,002.86

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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.