Home / 13,459,509.60-20,189,264.40-5,373,733.20

Finding the Fourth Proportional to 13,459,509.60, 20,189,264.40 and 5,373,733.20

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Solution

The fourth proportional to 13,459,509.60, 20,189,264.40 and 5,373,733.20 is: 8,060,599.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459,509.60 : 20,189,264.40 = 5,373,733.20 : x
  2. Step 2: Convert to fraction form
    13,459,509.60/20,189,264.40 = 5,373,733.20/x
  3. Step 3: Cross multiply
    13,459,509.60x = 20,189,264.40 × 5,373,733.20
  4. Step 4: Simplify right side
    13,459,509.60x = 108,491,720,389,858.08
  5. Step 5: Solve for x
    x = 108,491,720,389,858.08/13,459,509.60
  6. Step 6: Final answer
    x = 8,060,599.80

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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.