Home / 52,592,125.40-78,850,863.30-20,231,523.80

Finding the Fourth Proportional to 52,592,125.40, 78,850,863.30 and 20,231,523.80

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Solution

The fourth proportional to 52,592,125.40, 78,850,863.30 and 20,231,523.80 is: 30,332,927.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,592,125.40 : 78,850,863.30 = 20,231,523.80 : x
  2. Step 2: Convert to fraction form
    52,592,125.40/78,850,863.30 = 20,231,523.80/x
  3. Step 3: Cross multiply
    52,592,125.40x = 78,850,863.30 × 20,231,523.80
  4. Step 4: Simplify right side
    52,592,125.40x = 1,595,273,117,504,496.50
  5. Step 5: Solve for x
    x = 1,595,273,117,504,496.50/52,592,125.40
  6. Step 6: Final answer
    x = 30,332,927.32

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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.