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Finding the Third Proportional to 12,999,099 and 28,167,702

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Solution

The third proportional to 12,999,099 and 28,167,702 is: 61,036,494.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,999,099 : 28,167,702 = 28,167,702 : x
  2. Step 2: Convert to fraction form
    12,999,099/28,167,702 = 28,167,702/x
  3. Step 3: Cross multiply
    12,999,099x = 28,167,702 × 28,167,702
  4. Step 4: Simplify right side
    12,999,099x = 793,419,435,960,804
  5. Step 5: Solve for x
    x = 793,419,435,960,804/12,999,099
  6. Step 6: Final answer
    x = 61,036,494.60

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.