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Finding the Third Proportional to 12,807,901 and 28,107,652

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Solution

The third proportional to 12,807,901 and 28,107,652 is: 61,683,807.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,807,901 : 28,107,652 = 28,107,652 : x
  2. Step 2: Convert to fraction form
    12,807,901/28,107,652 = 28,107,652/x
  3. Step 3: Cross multiply
    12,807,901x = 28,107,652 × 28,107,652
  4. Step 4: Simplify right side
    12,807,901x = 790,040,100,953,104
  5. Step 5: Solve for x
    x = 790,040,100,953,104/12,807,901
  6. Step 6: Final answer
    x = 61,683,807.59

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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.