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Finding the Third Proportional to 28,398,276 and 62,169,984

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Solution

The third proportional to 28,398,276 and 62,169,984 is: 136,103,575.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,398,276 : 62,169,984 = 62,169,984 : x
  2. Step 2: Convert to fraction form
    28,398,276/62,169,984 = 62,169,984/x
  3. Step 3: Cross multiply
    28,398,276x = 62,169,984 × 62,169,984
  4. Step 4: Simplify right side
    28,398,276x = 3,865,106,910,560,256
  5. Step 5: Solve for x
    x = 3,865,106,910,560,256/28,398,276
  6. Step 6: Final answer
    x = 136,103,575.81

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.