Home / 27,682,724.16-38,202,034.05-15,292,821.60

Finding the Fourth Proportional to 27,682,724.16, 38,202,034.05 and 15,292,821.60

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Solution

The fourth proportional to 27,682,724.16, 38,202,034.05 and 15,292,821.60 is: 21,104,024.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,682,724.16 : 38,202,034.05 = 15,292,821.60 : x
  2. Step 2: Convert to fraction form
    27,682,724.16/38,202,034.05 = 15,292,821.60/x
  3. Step 3: Cross multiply
    27,682,724.16x = 38,202,034.05 × 15,292,821.60
  4. Step 4: Simplify right side
    27,682,724.16x = 584,216,891,483,775.38
  5. Step 5: Solve for x
    x = 584,216,891,483,775.38/27,682,724.16
  6. Step 6: Final answer
    x = 21,104,024.59

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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.