Home / 55,143,612.20-82,715,418.30-14,202,972.20

Finding the Fourth Proportional to 55,143,612.20, 82,715,418.30 and 14,202,972.20

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Solution

The fourth proportional to 55,143,612.20, 82,715,418.30 and 14,202,972.20 is: 21,304,458.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,143,612.20 : 82,715,418.30 = 14,202,972.20 : x
  2. Step 2: Convert to fraction form
    55,143,612.20/82,715,418.30 = 14,202,972.20/x
  3. Step 3: Cross multiply
    55,143,612.20x = 82,715,418.30 × 14,202,972.20
  4. Step 4: Simplify right side
    55,143,612.20x = 1,174,804,786,626,271.25
  5. Step 5: Solve for x
    x = 1,174,804,786,626,271.25/55,143,612.20
  6. Step 6: Final answer
    x = 21,304,458.30

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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.