Home / 12,986,888.25-17,914,097.16-8,576,654.46

Finding the Fourth Proportional to 12,986,888.25, 17,914,097.16 and 8,576,654.46

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Solution

The fourth proportional to 12,986,888.25, 17,914,097.16 and 8,576,654.46 is: 11,830,626.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,986,888.25 : 17,914,097.16 = 8,576,654.46 : x
  2. Step 2: Convert to fraction form
    12,986,888.25/17,914,097.16 = 8,576,654.46/x
  3. Step 3: Cross multiply
    12,986,888.25x = 17,914,097.16 × 8,576,654.46
  4. Step 4: Simplify right side
    12,986,888.25x = 153,643,021,304,187.34
  5. Step 5: Solve for x
    x = 153,643,021,304,187.34/12,986,888.25
  6. Step 6: Final answer
    x = 11,830,626.27

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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.