Home / 12,537,667.26-17,309,338.47-9,631,348.38

Finding the Fourth Proportional to 12,537,667.26, 17,309,338.47 and 9,631,348.38

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Solution

The fourth proportional to 12,537,667.26, 17,309,338.47 and 9,631,348.38 is: 13,296,912.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,537,667.26 : 17,309,338.47 = 9,631,348.38 : x
  2. Step 2: Convert to fraction form
    12,537,667.26/17,309,338.47 = 9,631,348.38/x
  3. Step 3: Cross multiply
    12,537,667.26x = 17,309,338.47 × 9,631,348.38
  4. Step 4: Simplify right side
    12,537,667.26x = 166,712,269,031,906.19
  5. Step 5: Solve for x
    x = 166,712,269,031,906.19/12,537,667.26
  6. Step 6: Final answer
    x = 13,296,912.86

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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.