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Finding the Third Proportional to 3,130,036 and 6,860,120

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Solution

The third proportional to 3,130,036 and 6,860,120 is: 15,035,369.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,036 : 6,860,120 = 6,860,120 : x
  2. Step 2: Convert to fraction form
    3,130,036/6,860,120 = 6,860,120/x
  3. Step 3: Cross multiply
    3,130,036x = 6,860,120 × 6,860,120
  4. Step 4: Simplify right side
    3,130,036x = 47,061,246,414,400
  5. Step 5: Solve for x
    x = 47,061,246,414,400/3,130,036
  6. Step 6: Final answer
    x = 15,035,369.05

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.