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Finding the Fourth Proportional to 22,147,531.40, 33,221,297.11 and 22,147,531.40

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Solution

The fourth proportional to 22,147,531.40, 33,221,297.11 and 22,147,531.40 is: 33,221,297.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,147,531.40 : 33,221,297.11 = 22,147,531.40 : x
  2. Step 2: Convert to fraction form
    22,147,531.40/33,221,297.11 = 22,147,531.40/x
  3. Step 3: Cross multiply
    22,147,531.40x = 33,221,297.11 × 22,147,531.40
  4. Step 4: Simplify right side
    22,147,531.40x = 735,769,720,892,454.25
  5. Step 5: Solve for x
    x = 735,769,720,892,454.25/22,147,531.40
  6. Step 6: Final answer
    x = 33,221,297.11

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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.