Home / 28,904,249.92-43,356,393.60-7,340,468.80

Finding the Fourth Proportional to 28,904,249.92, 43,356,393.60 and 7,340,468.80

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Solution

The fourth proportional to 28,904,249.92, 43,356,393.60 and 7,340,468.80 is: 11,010,707.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,904,249.92 : 43,356,393.60 = 7,340,468.80 : x
  2. Step 2: Convert to fraction form
    28,904,249.92/43,356,393.60 = 7,340,468.80/x
  3. Step 3: Cross multiply
    28,904,249.92x = 43,356,393.60 × 7,340,468.80
  4. Step 4: Simplify right side
    28,904,249.92x = 318,256,254,501,319.69
  5. Step 5: Solve for x
    x = 318,256,254,501,319.69/28,904,249.92
  6. Step 6: Final answer
    x = 11,010,707.95

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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.