Home / 52,592,102.40-78,850,828.80-20,231,500.80

Finding the Fourth Proportional to 52,592,102.40, 78,850,828.80 and 20,231,500.80

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Solution

The fourth proportional to 52,592,102.40, 78,850,828.80 and 20,231,500.80 is: 30,332,892.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,592,102.40 : 78,850,828.80 = 20,231,500.80 : x
  2. Step 2: Convert to fraction form
    52,592,102.40/78,850,828.80 = 20,231,500.80/x
  3. Step 3: Cross multiply
    52,592,102.40x = 78,850,828.80 × 20,231,500.80
  4. Step 4: Simplify right side
    52,592,102.40x = 1,595,270,605,947,863
  5. Step 5: Solve for x
    x = 1,595,270,605,947,863/52,592,102.40
  6. Step 6: Final answer
    x = 30,332,892.83

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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.