Home / 17,957,989.92-26,940,965.28-5,177,497.44

Finding the Fourth Proportional to 17,957,989.92, 26,940,965.28 and 5,177,497.44

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Solution

The fourth proportional to 17,957,989.92, 26,940,965.28 and 5,177,497.44 is: 7,767,393.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,957,989.92 : 26,940,965.28 = 5,177,497.44 : x
  2. Step 2: Convert to fraction form
    17,957,989.92/26,940,965.28 = 5,177,497.44/x
  3. Step 3: Cross multiply
    17,957,989.92x = 26,940,965.28 × 5,177,497.44
  4. Step 4: Simplify right side
    17,957,989.92x = 139,486,778,768,328.91
  5. Step 5: Solve for x
    x = 139,486,778,768,328.91/17,957,989.92
  6. Step 6: Final answer
    x = 7,767,393.76

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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.