Home / 7,167,994.96-9,891,828.66-3,948,730.96

Finding the Fourth Proportional to 7,167,994.96, 9,891,828.66 and 3,948,730.96

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Solution

The fourth proportional to 7,167,994.96, 9,891,828.66 and 3,948,730.96 is: 5,449,246.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,167,994.96 : 9,891,828.66 = 3,948,730.96 : x
  2. Step 2: Convert to fraction form
    7,167,994.96/9,891,828.66 = 3,948,730.96/x
  3. Step 3: Cross multiply
    7,167,994.96x = 9,891,828.66 × 3,948,730.96
  4. Step 4: Simplify right side
    7,167,994.96x = 39,060,170,080,757.31
  5. Step 5: Solve for x
    x = 39,060,170,080,757.31/7,167,994.96
  6. Step 6: Final answer
    x = 5,449,246.31

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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.