Home / 6,858,036.04-10,287,481.20-1,809,351.40

Finding the Fourth Proportional to 6,858,036.04, 10,287,481.20 and 1,809,351.40

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Solution

The fourth proportional to 6,858,036.04, 10,287,481.20 and 1,809,351.40 is: 2,714,139.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,858,036.04 : 10,287,481.20 = 1,809,351.40 : x
  2. Step 2: Convert to fraction form
    6,858,036.04/10,287,481.20 = 1,809,351.40/x
  3. Step 3: Cross multiply
    6,858,036.04x = 10,287,481.20 × 1,809,351.40
  4. Step 4: Simplify right side
    6,858,036.04x = 18,613,668,511,693.68
  5. Step 5: Solve for x
    x = 18,613,668,511,693.68/6,858,036.04
  6. Step 6: Final answer
    x = 2,714,139.79

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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.