Home / 20,995,863.75-31,493,796.03-5,039,511.75

Finding the Fourth Proportional to 20,995,863.75, 31,493,796.03 and 5,039,511.75

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Solution

The fourth proportional to 20,995,863.75, 31,493,796.03 and 5,039,511.75 is: 7,559,267.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,995,863.75 : 31,493,796.03 = 5,039,511.75 : x
  2. Step 2: Convert to fraction form
    20,995,863.75/31,493,796.03 = 5,039,511.75/x
  3. Step 3: Cross multiply
    20,995,863.75x = 31,493,796.03 × 5,039,511.75
  4. Step 4: Simplify right side
    20,995,863.75x = 158,713,355,145,288.34
  5. Step 5: Solve for x
    x = 158,713,355,145,288.34/20,995,863.75
  6. Step 6: Final answer
    x = 7,559,267.72

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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.