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Finding the Third Proportional to 13,430,781 and 28,777,923

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Solution

The third proportional to 13,430,781 and 28,777,923 is: 61,662,002.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,430,781 : 28,777,923 = 28,777,923 : x
  2. Step 2: Convert to fraction form
    13,430,781/28,777,923 = 28,777,923/x
  3. Step 3: Cross multiply
    13,430,781x = 28,777,923 × 28,777,923
  4. Step 4: Simplify right side
    13,430,781x = 828,168,852,193,929
  5. Step 5: Solve for x
    x = 828,168,852,193,929/13,430,781
  6. Step 6: Final answer
    x = 61,662,002.54

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.