Home / 12,469,780.20-18,704,670.30-12,096,532.20

Finding the Fourth Proportional to 12,469,780.20, 18,704,670.30 and 12,096,532.20

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Solution

The fourth proportional to 12,469,780.20, 18,704,670.30 and 12,096,532.20 is: 18,144,798.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,469,780.20 : 18,704,670.30 = 12,096,532.20 : x
  2. Step 2: Convert to fraction form
    12,469,780.20/18,704,670.30 = 12,096,532.20/x
  3. Step 3: Cross multiply
    12,469,780.20x = 18,704,670.30 × 12,096,532.20
  4. Step 4: Simplify right side
    12,469,780.20x = 226,261,646,574,333.66
  5. Step 5: Solve for x
    x = 226,261,646,574,333.66/12,469,780.20
  6. Step 6: Final answer
    x = 18,144,798.30

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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.