Home / 22,142,992.80-33,223,820.40-12,052,855.20

Finding the Fourth Proportional to 22,142,992.80, 33,223,820.40 and 12,052,855.20

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Solution

The fourth proportional to 22,142,992.80, 33,223,820.40 and 12,052,855.20 is: 18,084,361.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,142,992.80 : 33,223,820.40 = 12,052,855.20 : x
  2. Step 2: Convert to fraction form
    22,142,992.80/33,223,820.40 = 12,052,855.20/x
  3. Step 3: Cross multiply
    22,142,992.80x = 33,223,820.40 × 12,052,855.20
  4. Step 4: Simplify right side
    22,142,992.80x = 400,441,896,472,006.06
  5. Step 5: Solve for x
    x = 400,441,896,472,006.06/22,142,992.80
  6. Step 6: Final answer
    x = 18,084,361.95

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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.