Home / 7,160,842.82-10,740,972.72-1,769,357.36

Finding the Fourth Proportional to 7,160,842.82, 10,740,972.72 and 1,769,357.36

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Solution

The fourth proportional to 7,160,842.82, 10,740,972.72 and 1,769,357.36 is: 2,653,964.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,160,842.82 : 10,740,972.72 = 1,769,357.36 : x
  2. Step 2: Convert to fraction form
    7,160,842.82/10,740,972.72 = 1,769,357.36/x
  3. Step 3: Cross multiply
    7,160,842.82x = 10,740,972.72 × 1,769,357.36
  4. Step 4: Simplify right side
    7,160,842.82x = 19,004,619,135,691.22
  5. Step 5: Solve for x
    x = 19,004,619,135,691.22/7,160,842.82
  6. Step 6: Final answer
    x = 2,653,964.01

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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.