Home / 18,986,495.31-26,201,489.33-10,284,667.92

Finding the Fourth Proportional to 18,986,495.31, 26,201,489.33 and 10,284,667.92

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Solution

The fourth proportional to 18,986,495.31, 26,201,489.33 and 10,284,667.92 is: 14,192,909.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,986,495.31 : 26,201,489.33 = 10,284,667.92 : x
  2. Step 2: Convert to fraction form
    18,986,495.31/26,201,489.33 = 10,284,667.92/x
  3. Step 3: Cross multiply
    18,986,495.31x = 26,201,489.33 × 10,284,667.92
  4. Step 4: Simplify right side
    18,986,495.31x = 269,473,616,794,184.97
  5. Step 5: Solve for x
    x = 269,473,616,794,184.97/18,986,495.31
  6. Step 6: Final answer
    x = 14,192,909.88

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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.