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Finding the Third Proportional to 28,772,254 and 61,638,218

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Solution

The third proportional to 28,772,254 and 61,638,218 is: 132,046,308.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,772,254 : 61,638,218 = 61,638,218 : x
  2. Step 2: Convert to fraction form
    28,772,254/61,638,218 = 61,638,218/x
  3. Step 3: Cross multiply
    28,772,254x = 61,638,218 × 61,638,218
  4. Step 4: Simplify right side
    28,772,254x = 3,799,269,918,215,524
  5. Step 5: Solve for x
    x = 3,799,269,918,215,524/28,772,254
  6. Step 6: Final answer
    x = 132,046,308.16

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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.