Home / 31,978,540.10-44,130,517.40-17,294,206.07

Finding the Fourth Proportional to 31,978,540.10, 44,130,517.40 and 17,294,206.07

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Solution

The fourth proportional to 31,978,540.10, 44,130,517.40 and 17,294,206.07 is: 23,866,075.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,978,540.10 : 44,130,517.40 = 17,294,206.07 : x
  2. Step 2: Convert to fraction form
    31,978,540.10/44,130,517.40 = 17,294,206.07/x
  3. Step 3: Cross multiply
    31,978,540.10x = 44,130,517.40 × 17,294,206.07
  4. Step 4: Simplify right side
    31,978,540.10x = 763,202,261,891,320.62
  5. Step 5: Solve for x
    x = 763,202,261,891,320.62/31,978,540.10
  6. Step 6: Final answer
    x = 23,866,075.80

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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.