Home / 43,753,760.20-65,630,640.30-13,457,686.60

Finding the Fourth Proportional to 43,753,760.20, 65,630,640.30 and 13,457,686.60

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Solution

The fourth proportional to 43,753,760.20, 65,630,640.30 and 13,457,686.60 is: 20,186,529.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,753,760.20 : 65,630,640.30 = 13,457,686.60 : x
  2. Step 2: Convert to fraction form
    43,753,760.20/65,630,640.30 = 13,457,686.60/x
  3. Step 3: Cross multiply
    43,753,760.20x = 65,630,640.30 × 13,457,686.60
  4. Step 4: Simplify right side
    43,753,760.20x = 883,236,588,514,729.88
  5. Step 5: Solve for x
    x = 883,236,588,514,729.88/43,753,760.20
  6. Step 6: Final answer
    x = 20,186,529.90

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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.