Home / 22,171,955.80-33,241,344.90-12,085,965.40

Finding the Fourth Proportional to 22,171,955.80, 33,241,344.90 and 12,085,965.40

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Solution

The fourth proportional to 22,171,955.80, 33,241,344.90 and 12,085,965.40 is: 18,119,905.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,171,955.80 : 33,241,344.90 = 12,085,965.40 : x
  2. Step 2: Convert to fraction form
    22,171,955.80/33,241,344.90 = 12,085,965.40/x
  3. Step 3: Cross multiply
    22,171,955.80x = 33,241,344.90 × 12,085,965.40
  4. Step 4: Simplify right side
    22,171,955.80x = 401,753,744,310,866.44
  5. Step 5: Solve for x
    x = 401,753,744,310,866.44/22,171,955.80
  6. Step 6: Final answer
    x = 18,119,905.52

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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.