Home / 20,844,033.80-31,294,044.30-13,304,424.20

Finding the Fourth Proportional to 20,844,033.80, 31,294,044.30 and 13,304,424.20

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Solution

The fourth proportional to 20,844,033.80, 31,294,044.30 and 13,304,424.20 is: 19,974,504.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,844,033.80 : 31,294,044.30 = 13,304,424.20 : x
  2. Step 2: Convert to fraction form
    20,844,033.80/31,294,044.30 = 13,304,424.20/x
  3. Step 3: Cross multiply
    20,844,033.80x = 31,294,044.30 × 13,304,424.20
  4. Step 4: Simplify right side
    20,844,033.80x = 416,349,240,300,792.06
  5. Step 5: Solve for x
    x = 416,349,240,300,792.06/20,844,033.80
  6. Step 6: Final answer
    x = 19,974,504.18

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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.