Home / 31,203,866.79-43,062,605.28-17,264,995.20

Finding the Fourth Proportional to 31,203,866.79, 43,062,605.28 and 17,264,995.20

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Solution

The fourth proportional to 31,203,866.79, 43,062,605.28 and 17,264,995.20 is: 23,826,395.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,203,866.79 : 43,062,605.28 = 17,264,995.20 : x
  2. Step 2: Convert to fraction form
    31,203,866.79/43,062,605.28 = 17,264,995.20/x
  3. Step 3: Cross multiply
    31,203,866.79x = 43,062,605.28 × 17,264,995.20
  4. Step 4: Simplify right side
    31,203,866.79x = 743,475,673,458,694.62
  5. Step 5: Solve for x
    x = 743,475,673,458,694.62/31,203,866.79
  6. Step 6: Final answer
    x = 23,826,395.57

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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.