Home / 6,904,508.16-9,529,153.92-4,187,815.68

Finding the Fourth Proportional to 6,904,508.16, 9,529,153.92 and 4,187,815.68

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Solution

The fourth proportional to 6,904,508.16, 9,529,153.92 and 4,187,815.68 is: 5,779,751.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,904,508.16 : 9,529,153.92 = 4,187,815.68 : x
  2. Step 2: Convert to fraction form
    6,904,508.16/9,529,153.92 = 4,187,815.68/x
  3. Step 3: Cross multiply
    6,904,508.16x = 9,529,153.92 × 4,187,815.68
  4. Step 4: Simplify right side
    6,904,508.16x = 39,906,340,203,309.47
  5. Step 5: Solve for x
    x = 39,906,340,203,309.47/6,904,508.16
  6. Step 6: Final answer
    x = 5,779,751.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.