Home / 9,481,994.75-13,085,187.20-5,131,080.58

Finding the Fourth Proportional to 9,481,994.75, 13,085,187.20 and 5,131,080.58

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Solution

The fourth proportional to 9,481,994.75, 13,085,187.20 and 5,131,080.58 is: 7,080,909.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,481,994.75 : 13,085,187.20 = 5,131,080.58 : x
  2. Step 2: Convert to fraction form
    9,481,994.75/13,085,187.20 = 5,131,080.58/x
  3. Step 3: Cross multiply
    9,481,994.75x = 13,085,187.20 × 5,131,080.58
  4. Step 4: Simplify right side
    9,481,994.75x = 67,141,149,927,584.57
  5. Step 5: Solve for x
    x = 67,141,149,927,584.57/9,481,994.75
  6. Step 6: Final answer
    x = 7,080,909.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.