Home / 13,106,097.37-18,086,498.31-7,305,246.91

Finding the Fourth Proportional to 13,106,097.37, 18,086,498.31 and 7,305,246.91

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Solution

The fourth proportional to 13,106,097.37, 18,086,498.31 and 7,305,246.91 is: 10,081,287.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,106,097.37 : 18,086,498.31 = 7,305,246.91 : x
  2. Step 2: Convert to fraction form
    13,106,097.37/18,086,498.31 = 7,305,246.91/x
  3. Step 3: Cross multiply
    13,106,097.37x = 18,086,498.31 × 7,305,246.91
  4. Step 4: Simplify right side
    13,106,097.37x = 132,126,335,891,847.72
  5. Step 5: Solve for x
    x = 132,126,335,891,847.72/13,106,097.37
  6. Step 6: Final answer
    x = 10,081,287.52

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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.