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Finding the Third Proportional to 30,448,956.25 and 71,854,087.38

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Solution

The third proportional to 30,448,956.25 and 71,854,087.38 is: 169,562,786.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,448,956.25 : 71,854,087.38 = 71,854,087.38 : x
  2. Step 2: Convert to fraction form
    30,448,956.25/71,854,087.38 = 71,854,087.38/x
  3. Step 3: Cross multiply
    30,448,956.25x = 71,854,087.38 × 71,854,087.38
  4. Step 4: Simplify right side
    30,448,956.25x = 5,163,009,872,494,134
  5. Step 5: Solve for x
    x = 5,163,009,872,494,134/30,448,956.25
  6. Step 6: Final answer
    x = 169,562,786.66

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.