Home / 69,014,620.80-103,434,013.80-36,682,012.80

Finding the Fourth Proportional to 69,014,620.80, 103,434,013.80 and 36,682,012.80

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Solution

The fourth proportional to 69,014,620.80, 103,434,013.80 and 36,682,012.80 is: 54,976,290.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,014,620.80 : 103,434,013.80 = 36,682,012.80 : x
  2. Step 2: Convert to fraction form
    69,014,620.80/103,434,013.80 = 36,682,012.80/x
  3. Step 3: Cross multiply
    69,014,620.80x = 103,434,013.80 × 36,682,012.80
  4. Step 4: Simplify right side
    69,014,620.80x = 3,794,167,818,166,976
  5. Step 5: Solve for x
    x = 3,794,167,818,166,976/69,014,620.80
  6. Step 6: Final answer
    x = 54,976,290.16

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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.