Home / 21,727,005.80-32,590,508.70-10,940,138.60

Finding the Fourth Proportional to 21,727,005.80, 32,590,508.70 and 10,940,138.60

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Solution

The fourth proportional to 21,727,005.80, 32,590,508.70 and 10,940,138.60 is: 16,410,207.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,727,005.80 : 32,590,508.70 = 10,940,138.60 : x
  2. Step 2: Convert to fraction form
    21,727,005.80/32,590,508.70 = 10,940,138.60/x
  3. Step 3: Cross multiply
    21,727,005.80x = 32,590,508.70 × 10,940,138.60
  4. Step 4: Simplify right side
    21,727,005.80x = 356,544,682,222,505.81
  5. Step 5: Solve for x
    x = 356,544,682,222,505.81/21,727,005.80
  6. Step 6: Final answer
    x = 16,410,207.90

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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.