Home / 13,986,167.96-19,301,507.10-7,791,207.14

Finding the Fourth Proportional to 13,986,167.96, 19,301,507.10 and 7,791,207.14

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Solution

The fourth proportional to 13,986,167.96, 19,301,507.10 and 7,791,207.14 is: 10,752,197.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,986,167.96 : 19,301,507.10 = 7,791,207.14 : x
  2. Step 2: Convert to fraction form
    13,986,167.96/19,301,507.10 = 7,791,207.14/x
  3. Step 3: Cross multiply
    13,986,167.96x = 19,301,507.10 × 7,791,207.14
  4. Step 4: Simplify right side
    13,986,167.96x = 150,382,039,930,280.69
  5. Step 5: Solve for x
    x = 150,382,039,930,280.69/13,986,167.96
  6. Step 6: Final answer
    x = 10,752,197.48

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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.