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Finding the Fourth Proportional to 27,229,564.80, 38,217,050.10 and 27,229,564.80

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Solution

The fourth proportional to 27,229,564.80, 38,217,050.10 and 27,229,564.80 is: 38,217,050.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,229,564.80 : 38,217,050.10 = 27,229,564.80 : x
  2. Step 2: Convert to fraction form
    27,229,564.80/38,217,050.10 = 27,229,564.80/x
  3. Step 3: Cross multiply
    27,229,564.80x = 38,217,050.10 × 27,229,564.80
  4. Step 4: Simplify right side
    27,229,564.80x = 1,040,633,642,162,796.50
  5. Step 5: Solve for x
    x = 1,040,633,642,162,796.50/27,229,564.80
  6. Step 6: Final answer
    x = 38,217,050.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.