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Finding the Third Proportional to 33,712,038 and 72,537,228

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Solution

The third proportional to 33,712,038 and 72,537,228 is: 156,076,278.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,712,038 : 72,537,228 = 72,537,228 : x
  2. Step 2: Convert to fraction form
    33,712,038/72,537,228 = 72,537,228/x
  3. Step 3: Cross multiply
    33,712,038x = 72,537,228 × 72,537,228
  4. Step 4: Simplify right side
    33,712,038x = 5,261,649,445,923,984
  5. Step 5: Solve for x
    x = 5,261,649,445,923,984/33,712,038
  6. Step 6: Final answer
    x = 156,076,278.92

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.