Home / 28,904,250.92-43,356,395.10-7,340,469.80

Finding the Fourth Proportional to 28,904,250.92, 43,356,395.10 and 7,340,469.80

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Solution

The fourth proportional to 28,904,250.92, 43,356,395.10 and 7,340,469.80 is: 11,010,709.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,904,250.92 : 43,356,395.10 = 7,340,469.80 : x
  2. Step 2: Convert to fraction form
    28,904,250.92/43,356,395.10 = 7,340,469.80/x
  3. Step 3: Cross multiply
    28,904,250.92x = 43,356,395.10 × 7,340,469.80
  4. Step 4: Simplify right side
    28,904,250.92x = 318,256,308,868,418
  5. Step 5: Solve for x
    x = 318,256,308,868,418/28,904,250.92
  6. Step 6: Final answer
    x = 11,010,709.45

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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.