Home / 11,438,914.65-17,158,357.49-2,919,251.31

Finding the Fourth Proportional to 11,438,914.65, 17,158,357.49 and 2,919,251.31

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Solution

The fourth proportional to 11,438,914.65, 17,158,357.49 and 2,919,251.31 is: 4,378,873.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,438,914.65 : 17,158,357.49 = 2,919,251.31 : x
  2. Step 2: Convert to fraction form
    11,438,914.65/17,158,357.49 = 2,919,251.31/x
  3. Step 3: Cross multiply
    11,438,914.65x = 17,158,357.49 × 2,919,251.31
  4. Step 4: Simplify right side
    11,438,914.65x = 50,089,557,623,026.70
  5. Step 5: Solve for x
    x = 50,089,557,623,026.70/11,438,914.65
  6. Step 6: Final answer
    x = 4,378,873.27

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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.