Home / 22,128,045.90-33,192,068.85-12,562,107.90

Finding the Fourth Proportional to 22,128,045.90, 33,192,068.85 and 12,562,107.90

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Solution

The fourth proportional to 22,128,045.90, 33,192,068.85 and 12,562,107.90 is: 18,843,161.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,128,045.90 : 33,192,068.85 = 12,562,107.90 : x
  2. Step 2: Convert to fraction form
    22,128,045.90/33,192,068.85 = 12,562,107.90/x
  3. Step 3: Cross multiply
    22,128,045.90x = 33,192,068.85 × 12,562,107.90
  4. Step 4: Simplify right side
    22,128,045.90x = 416,962,350,317,928.94
  5. Step 5: Solve for x
    x = 416,962,350,317,928.94/22,128,045.90
  6. Step 6: Final answer
    x = 18,843,161.85

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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.