Home / 4,505,975.16-9,683,780.34

Finding the Third Proportional to 4,505,975.16 and 9,683,780.34

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Solution

The third proportional to 4,505,975.16 and 9,683,780.34 is: 20,811,388.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,505,975.16 : 9,683,780.34 = 9,683,780.34 : x
  2. Step 2: Convert to fraction form
    4,505,975.16/9,683,780.34 = 9,683,780.34/x
  3. Step 3: Cross multiply
    4,505,975.16x = 9,683,780.34 × 9,683,780.34
  4. Step 4: Simplify right side
    4,505,975.16x = 93,775,601,745,998.88
  5. Step 5: Solve for x
    x = 93,775,601,745,998.88/4,505,975.16
  6. Step 6: Final answer
    x = 20,811,388.99

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.