Home / 13,745,228.67-18,967,309.38-7,944,386.13

Finding the Fourth Proportional to 13,745,228.67, 18,967,309.38 and 7,944,386.13

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Solution

The fourth proportional to 13,745,228.67, 18,967,309.38 and 7,944,386.13 is: 10,962,613.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,745,228.67 : 18,967,309.38 = 7,944,386.13 : x
  2. Step 2: Convert to fraction form
    13,745,228.67/18,967,309.38 = 7,944,386.13/x
  3. Step 3: Cross multiply
    13,745,228.67x = 18,967,309.38 × 7,944,386.13
  4. Step 4: Simplify right side
    13,745,228.67x = 150,683,629,561,890.88
  5. Step 5: Solve for x
    x = 150,683,629,561,890.88/13,745,228.67
  6. Step 6: Final answer
    x = 10,962,613.51

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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.