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Finding the Third Proportional to 8,511,038 and 12,736,486

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Solution

The third proportional to 8,511,038 and 12,736,486 is: 19,059,728.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,511,038 : 12,736,486 = 12,736,486 : x
  2. Step 2: Convert to fraction form
    8,511,038/12,736,486 = 12,736,486/x
  3. Step 3: Cross multiply
    8,511,038x = 12,736,486 × 12,736,486
  4. Step 4: Simplify right side
    8,511,038x = 162,218,075,628,196
  5. Step 5: Solve for x
    x = 162,218,075,628,196/8,511,038
  6. Step 6: Final answer
    x = 19,059,728.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.