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Finding the Third Proportional to 21,613,787 and 33,430,683

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Solution

The third proportional to 21,613,787 and 33,430,683 is: 51,708,225.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,613,787 : 33,430,683 = 33,430,683 : x
  2. Step 2: Convert to fraction form
    21,613,787/33,430,683 = 33,430,683/x
  3. Step 3: Cross multiply
    21,613,787x = 33,430,683 × 33,430,683
  4. Step 4: Simplify right side
    21,613,787x = 1,117,610,565,846,489
  5. Step 5: Solve for x
    x = 1,117,610,565,846,489/21,613,787
  6. Step 6: Final answer
    x = 51,708,225.21

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.