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Finding the Third Proportional to 28,820,412 and 62,758,005.75

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Solution

The third proportional to 28,820,412 and 62,758,005.75 is: 136,658,951.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,820,412 : 62,758,005.75 = 62,758,005.75 : x
  2. Step 2: Convert to fraction form
    28,820,412/62,758,005.75 = 62,758,005.75/x
  3. Step 3: Cross multiply
    28,820,412x = 62,758,005.75 × 62,758,005.75
  4. Step 4: Simplify right side
    28,820,412x = 3,938,567,285,717,033
  5. Step 5: Solve for x
    x = 3,938,567,285,717,033/28,820,412
  6. Step 6: Final answer
    x = 136,658,951.50

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.