Home / 22,556,964.37-31,127,805.42-12,767,198.37

Finding the Fourth Proportional to 22,556,964.37, 31,127,805.42 and 12,767,198.37

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Solution

The fourth proportional to 22,556,964.37, 31,127,805.42 and 12,767,198.37 is: 17,618,277.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,556,964.37 : 31,127,805.42 = 12,767,198.37 : x
  2. Step 2: Convert to fraction form
    22,556,964.37/31,127,805.42 = 12,767,198.37/x
  3. Step 3: Cross multiply
    22,556,964.37x = 31,127,805.42 × 12,767,198.37
  4. Step 4: Simplify right side
    22,556,964.37x = 397,414,866,619,901.19
  5. Step 5: Solve for x
    x = 397,414,866,619,901.19/22,556,964.37
  6. Step 6: Final answer
    x = 17,618,277.89

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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.