Home / 12,096,422.70-18,144,634.05-3,576,000.30

Finding the Fourth Proportional to 12,096,422.70, 18,144,634.05 and 3,576,000.30

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Solution

The fourth proportional to 12,096,422.70, 18,144,634.05 and 3,576,000.30 is: 5,364,000.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,422.70 : 18,144,634.05 = 3,576,000.30 : x
  2. Step 2: Convert to fraction form
    12,096,422.70/18,144,634.05 = 3,576,000.30/x
  3. Step 3: Cross multiply
    12,096,422.70x = 18,144,634.05 × 3,576,000.30
  4. Step 4: Simplify right side
    12,096,422.70x = 64,885,216,806,190.21
  5. Step 5: Solve for x
    x = 64,885,216,806,190.21/12,096,422.70
  6. Step 6: Final answer
    x = 5,364,000.45

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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.