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Finding the Third Proportional to 20,030,769 and 30,140,109

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Solution

The third proportional to 20,030,769 and 30,140,109 is: 45,351,537.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,030,769 : 30,140,109 = 30,140,109 : x
  2. Step 2: Convert to fraction form
    20,030,769/30,140,109 = 30,140,109/x
  3. Step 3: Cross multiply
    20,030,769x = 30,140,109 × 30,140,109
  4. Step 4: Simplify right side
    20,030,769x = 908,426,170,531,881
  5. Step 5: Solve for x
    x = 908,426,170,531,881/20,030,769
  6. Step 6: Final answer
    x = 45,351,537.45

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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.