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Finding the Third Proportional to 6,903,879 and 10,355,819

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Solution

The third proportional to 6,903,879 and 10,355,819 is: 15,533,729.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,903,879 : 10,355,819 = 10,355,819 : x
  2. Step 2: Convert to fraction form
    6,903,879/10,355,819 = 10,355,819/x
  3. Step 3: Cross multiply
    6,903,879x = 10,355,819 × 10,355,819
  4. Step 4: Simplify right side
    6,903,879x = 107,242,987,160,761
  5. Step 5: Solve for x
    x = 107,242,987,160,761/6,903,879
  6. Step 6: Final answer
    x = 15,533,729.25

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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.