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Finding the Third Proportional to 8,877,129.38 and 19,102,543.88

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Solution

The third proportional to 8,877,129.38 and 19,102,543.88 is: 41,106,439.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,877,129.38 : 19,102,543.88 = 19,102,543.88 : x
  2. Step 2: Convert to fraction form
    8,877,129.38/19,102,543.88 = 19,102,543.88/x
  3. Step 3: Cross multiply
    8,877,129.38x = 19,102,543.88 × 19,102,543.88
  4. Step 4: Simplify right side
    8,877,129.38x = 364,907,182,496,300
  5. Step 5: Solve for x
    x = 364,907,182,496,300/8,877,129.38
  6. Step 6: Final answer
    x = 41,106,439.60

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.