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Finding the Third Proportional to 15,842,907.75 and 33,388,087.88

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Solution

The third proportional to 15,842,907.75 and 33,388,087.88 is: 70,363,624.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,842,907.75 : 33,388,087.88 = 33,388,087.88 : x
  2. Step 2: Convert to fraction form
    15,842,907.75/33,388,087.88 = 33,388,087.88/x
  3. Step 3: Cross multiply
    15,842,907.75x = 33,388,087.88 × 33,388,087.88
  4. Step 4: Simplify right side
    15,842,907.75x = 1,114,764,411,948,722
  5. Step 5: Solve for x
    x = 1,114,764,411,948,722/15,842,907.75
  6. Step 6: Final answer
    x = 70,363,624.50

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.