Home / 31,378,064.38-47,040,140.00-10,905,124.03

Finding the Fourth Proportional to 31,378,064.38, 47,040,140.00 and 10,905,124.03

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Solution

The fourth proportional to 31,378,064.38, 47,040,140.00 and 10,905,124.03 is: 16,348,317.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,378,064.38 : 47,040,140.00 = 10,905,124.03 : x
  2. Step 2: Convert to fraction form
    31,378,064.38/47,040,140.00 = 10,905,124.03/x
  3. Step 3: Cross multiply
    31,378,064.38x = 47,040,140.00 × 10,905,124.03
  4. Step 4: Simplify right side
    31,378,064.38x = 512,978,560,998,226.62
  5. Step 5: Solve for x
    x = 512,978,560,998,226.62/31,378,064.38
  6. Step 6: Final answer
    x = 16,348,317.56

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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.