Home / 13,053,307.28-17,990,762.33-9,561,227.06

Finding the Fourth Proportional to 13,053,307.28, 17,990,762.33 and 9,561,227.06

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Solution

The fourth proportional to 13,053,307.28, 17,990,762.33 and 9,561,227.06 is: 13,177,791.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053,307.28 : 17,990,762.33 = 9,561,227.06 : x
  2. Step 2: Convert to fraction form
    13,053,307.28/17,990,762.33 = 9,561,227.06/x
  3. Step 3: Cross multiply
    13,053,307.28x = 17,990,762.33 × 9,561,227.06
  4. Step 4: Simplify right side
    13,053,307.28x = 172,013,763,481,864.69
  5. Step 5: Solve for x
    x = 172,013,763,481,864.69/13,053,307.28
  6. Step 6: Final answer
    x = 13,177,791.64

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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.