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Finding the Third Proportional to 28,645,962 and 45,434,272

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Solution

The third proportional to 28,645,962 and 45,434,272 is: 72,061,572.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,645,962 : 45,434,272 = 45,434,272 : x
  2. Step 2: Convert to fraction form
    28,645,962/45,434,272 = 45,434,272/x
  3. Step 3: Cross multiply
    28,645,962x = 45,434,272 × 45,434,272
  4. Step 4: Simplify right side
    28,645,962x = 2,064,273,072,169,984
  5. Step 5: Solve for x
    x = 2,064,273,072,169,984/28,645,962
  6. Step 6: Final answer
    x = 72,061,572.66

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.