Home / 7,305,357.78-10,081,405.58-4,042,310.04

Finding the Fourth Proportional to 7,305,357.78, 10,081,405.58 and 4,042,310.04

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Solution

The fourth proportional to 7,305,357.78, 10,081,405.58 and 4,042,310.04 is: 5,578,394.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,305,357.78 : 10,081,405.58 = 4,042,310.04 : x
  2. Step 2: Convert to fraction form
    7,305,357.78/10,081,405.58 = 4,042,310.04/x
  3. Step 3: Cross multiply
    7,305,357.78x = 10,081,405.58 × 4,042,310.04
  4. Step 4: Simplify right side
    7,305,357.78x = 40,752,166,973,134.47
  5. Step 5: Solve for x
    x = 40,752,166,973,134.47/7,305,357.78
  6. Step 6: Final answer
    x = 5,578,394.41

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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.