Home / 26,412,245.40-39,618,368.10-18,192,624.60

Finding the Fourth Proportional to 26,412,245.40, 39,618,368.10 and 18,192,624.60

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Solution

The fourth proportional to 26,412,245.40, 39,618,368.10 and 18,192,624.60 is: 27,288,936.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,412,245.40 : 39,618,368.10 = 18,192,624.60 : x
  2. Step 2: Convert to fraction form
    26,412,245.40/39,618,368.10 = 18,192,624.60/x
  3. Step 3: Cross multiply
    26,412,245.40x = 39,618,368.10 × 18,192,624.60
  4. Step 4: Simplify right side
    26,412,245.40x = 720,762,098,107,915.38
  5. Step 5: Solve for x
    x = 720,762,098,107,915.38/26,412,245.40
  6. Step 6: Final answer
    x = 27,288,936.90

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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.