Home / 12,380,495.39-17,085,617.22-6,873,870.53

Finding the Fourth Proportional to 12,380,495.39, 17,085,617.22 and 6,873,870.53

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Solution

The fourth proportional to 12,380,495.39, 17,085,617.22 and 6,873,870.53 is: 9,486,237.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,380,495.39 : 17,085,617.22 = 6,873,870.53 : x
  2. Step 2: Convert to fraction form
    12,380,495.39/17,085,617.22 = 6,873,870.53/x
  3. Step 3: Cross multiply
    12,380,495.39x = 17,085,617.22 × 6,873,870.53
  4. Step 4: Simplify right side
    12,380,495.39x = 117,444,320,609,990.44
  5. Step 5: Solve for x
    x = 117,444,320,609,990.44/12,380,495.39
  6. Step 6: Final answer
    x = 9,486,237.58

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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.