Home / 12,448,000.20-18,672,000.30-2,992,384.20

Finding the Fourth Proportional to 12,448,000.20, 18,672,000.30 and 2,992,384.20

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Solution

The fourth proportional to 12,448,000.20, 18,672,000.30 and 2,992,384.20 is: 4,488,576.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,448,000.20 : 18,672,000.30 = 2,992,384.20 : x
  2. Step 2: Convert to fraction form
    12,448,000.20/18,672,000.30 = 2,992,384.20/x
  3. Step 3: Cross multiply
    12,448,000.20x = 18,672,000.30 × 2,992,384.20
  4. Step 4: Simplify right side
    12,448,000.20x = 55,873,798,680,115.27
  5. Step 5: Solve for x
    x = 55,873,798,680,115.27/12,448,000.20
  6. Step 6: Final answer
    x = 4,488,576.30

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Double scale
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Similar ratio
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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.