Home / 12,682,257.52-17,501,294.66-7,718,904.76

Finding the Fourth Proportional to 12,682,257.52, 17,501,294.66 and 7,718,904.76

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Solution

The fourth proportional to 12,682,257.52, 17,501,294.66 and 7,718,904.76 is: 10,651,954.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,682,257.52 : 17,501,294.66 = 7,718,904.76 : x
  2. Step 2: Convert to fraction form
    12,682,257.52/17,501,294.66 = 7,718,904.76/x
  3. Step 3: Cross multiply
    12,682,257.52x = 17,501,294.66 × 7,718,904.76
  4. Step 4: Simplify right side
    12,682,257.52x = 135,090,826,657,236.58
  5. Step 5: Solve for x
    x = 135,090,826,657,236.58/12,682,257.52
  6. Step 6: Final answer
    x = 10,651,954.23

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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.