Home / 12,661,351.74-17,472,605.85-6,860,131.74

Finding the Fourth Proportional to 12,661,351.74, 17,472,605.85 and 6,860,131.74

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Solution

The fourth proportional to 12,661,351.74, 17,472,605.85 and 6,860,131.74 is: 9,466,949.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,661,351.74 : 17,472,605.85 = 6,860,131.74 : x
  2. Step 2: Convert to fraction form
    12,661,351.74/17,472,605.85 = 6,860,131.74/x
  3. Step 3: Cross multiply
    12,661,351.74x = 17,472,605.85 × 6,860,131.74
  4. Step 4: Simplify right side
    12,661,351.74x = 119,864,377,972,094.69
  5. Step 5: Solve for x
    x = 119,864,377,972,094.69/12,661,351.74
  6. Step 6: Final answer
    x = 9,466,949.54

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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.