Home / 55,143,620.20-82,715,430.30-14,202,980.20

Finding the Fourth Proportional to 55,143,620.20, 82,715,430.30 and 14,202,980.20

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Solution

The fourth proportional to 55,143,620.20, 82,715,430.30 and 14,202,980.20 is: 21,304,470.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,143,620.20 : 82,715,430.30 = 14,202,980.20 : x
  2. Step 2: Convert to fraction form
    55,143,620.20/82,715,430.30 = 14,202,980.20/x
  3. Step 3: Cross multiply
    55,143,620.20x = 82,715,430.30 × 14,202,980.20
  4. Step 4: Simplify right side
    55,143,620.20x = 1,174,805,618,785,380
  5. Step 5: Solve for x
    x = 1,174,805,618,785,380/55,143,620.20
  6. Step 6: Final answer
    x = 21,304,470.30

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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.