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Finding the Third Proportional to 3,300,849 and 7,089,775.50

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Solution

The third proportional to 3,300,849 and 7,089,775.50 is: 15,227,875.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300,849 : 7,089,775.50 = 7,089,775.50 : x
  2. Step 2: Convert to fraction form
    3,300,849/7,089,775.50 = 7,089,775.50/x
  3. Step 3: Cross multiply
    3,300,849x = 7,089,775.50 × 7,089,775.50
  4. Step 4: Simplify right side
    3,300,849x = 50,264,916,640,400.25
  5. Step 5: Solve for x
    x = 50,264,916,640,400.25/3,300,849
  6. Step 6: Final answer
    x = 15,227,875.20

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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.