Home / 16,311,747.40-22,511,645.72-8,970,874.28

Finding the Fourth Proportional to 16,311,747.40, 22,511,645.72 and 8,970,874.28

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Solution

The fourth proportional to 16,311,747.40, 22,511,645.72 and 8,970,874.28 is: 12,380,595.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,311,747.40 : 22,511,645.72 = 8,970,874.28 : x
  2. Step 2: Convert to fraction form
    16,311,747.40/22,511,645.72 = 8,970,874.28/x
  3. Step 3: Cross multiply
    16,311,747.40x = 22,511,645.72 × 8,970,874.28
  4. Step 4: Simplify right side
    16,311,747.40x = 201,949,143,590,020.06
  5. Step 5: Solve for x
    x = 201,949,143,590,020.06/16,311,747.40
  6. Step 6: Final answer
    x = 12,380,595.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.