Home / 8,751,950.80-13,122,021.30-4,205,177.80

Finding the Fourth Proportional to 8,751,950.80, 13,122,021.30 and 4,205,177.80

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Solution

The fourth proportional to 8,751,950.80, 13,122,021.30 and 4,205,177.80 is: 6,304,929.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,751,950.80 : 13,122,021.30 = 4,205,177.80 : x
  2. Step 2: Convert to fraction form
    8,751,950.80/13,122,021.30 = 4,205,177.80/x
  3. Step 3: Cross multiply
    8,751,950.80x = 13,122,021.30 × 4,205,177.80
  4. Step 4: Simplify right side
    8,751,950.80x = 55,180,432,661,887.14
  5. Step 5: Solve for x
    x = 55,180,432,661,887.14/8,751,950.80
  6. Step 6: Final answer
    x = 6,304,929.49

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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.