Home / 22,245,904.80-33,368,857.20-21,867,991.20

Finding the Fourth Proportional to 22,245,904.80, 33,368,857.20 and 21,867,991.20

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Solution

The fourth proportional to 22,245,904.80, 33,368,857.20 and 21,867,991.20 is: 32,801,986.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,245,904.80 : 33,368,857.20 = 21,867,991.20 : x
  2. Step 2: Convert to fraction form
    22,245,904.80/33,368,857.20 = 21,867,991.20/x
  3. Step 3: Cross multiply
    22,245,904.80x = 33,368,857.20 × 21,867,991.20
  4. Step 4: Simplify right side
    22,245,904.80x = 729,709,875,603,656.62
  5. Step 5: Solve for x
    x = 729,709,875,603,656.62/22,245,904.80
  6. Step 6: Final answer
    x = 32,801,986.80

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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.