Home / 11,349,439.20-16,996,165.20-7,542,309.60

Finding the Fourth Proportional to 11,349,439.20, 16,996,165.20 and 7,542,309.60

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Solution

The fourth proportional to 11,349,439.20, 16,996,165.20 and 7,542,309.60 is: 11,294,861.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,349,439.20 : 16,996,165.20 = 7,542,309.60 : x
  2. Step 2: Convert to fraction form
    11,349,439.20/16,996,165.20 = 7,542,309.60/x
  3. Step 3: Cross multiply
    11,349,439.20x = 16,996,165.20 × 7,542,309.60
  4. Step 4: Simplify right side
    11,349,439.20x = 128,190,339,951,145.91
  5. Step 5: Solve for x
    x = 128,190,339,951,145.91/11,349,439.20
  6. Step 6: Final answer
    x = 11,294,861.16

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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.