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Finding the Fourth Proportional to 22,147,548.65, 33,221,322.98 and 22,147,548.65

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Solution

The fourth proportional to 22,147,548.65, 33,221,322.98 and 22,147,548.65 is: 33,221,322.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,147,548.65 : 33,221,322.98 = 22,147,548.65 : x
  2. Step 2: Convert to fraction form
    22,147,548.65/33,221,322.98 = 22,147,548.65/x
  3. Step 3: Cross multiply
    22,147,548.65x = 33,221,322.98 × 22,147,548.65
  4. Step 4: Simplify right side
    22,147,548.65x = 735,770,866,806,175.25
  5. Step 5: Solve for x
    x = 735,770,866,806,175.25/22,147,548.65
  6. Step 6: Final answer
    x = 33,221,322.98

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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.