Home / 13,459,512.10-20,189,268.15-5,373,735.70

Finding the Fourth Proportional to 13,459,512.10, 20,189,268.15 and 5,373,735.70

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Solution

The fourth proportional to 13,459,512.10, 20,189,268.15 and 5,373,735.70 is: 8,060,603.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459,512.10 : 20,189,268.15 = 5,373,735.70 : x
  2. Step 2: Convert to fraction form
    13,459,512.10/20,189,268.15 = 5,373,735.70/x
  3. Step 3: Cross multiply
    13,459,512.10x = 20,189,268.15 × 5,373,735.70
  4. Step 4: Simplify right side
    13,459,512.10x = 108,491,791,014,527.95
  5. Step 5: Solve for x
    x = 108,491,791,014,527.95/13,459,512.10
  6. Step 6: Final answer
    x = 8,060,603.55

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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.