Home / 18,167,207.52-27,228,371.85-15,590,309.16

Finding the Fourth Proportional to 18,167,207.52, 27,228,371.85 and 15,590,309.16

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Solution

The fourth proportional to 18,167,207.52, 27,228,371.85 and 15,590,309.16 is: 23,366,207.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,167,207.52 : 27,228,371.85 = 15,590,309.16 : x
  2. Step 2: Convert to fraction form
    18,167,207.52/27,228,371.85 = 15,590,309.16/x
  3. Step 3: Cross multiply
    18,167,207.52x = 27,228,371.85 × 15,590,309.16
  4. Step 4: Simplify right side
    18,167,207.52x = 424,498,735,064,941.19
  5. Step 5: Solve for x
    x = 424,498,735,064,941.19/18,167,207.52
  6. Step 6: Final answer
    x = 23,366,207.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.