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Finding the Third Proportional to 10,119,774.87 and 21,855,344.06

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Solution

The third proportional to 10,119,774.87 and 21,855,344.06 is: 47,200,265.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,119,774.87 : 21,855,344.06 = 21,855,344.06 : x
  2. Step 2: Convert to fraction form
    10,119,774.87/21,855,344.06 = 21,855,344.06/x
  3. Step 3: Cross multiply
    10,119,774.87x = 21,855,344.06 × 21,855,344.06
  4. Step 4: Simplify right side
    10,119,774.87x = 477,656,064,090,254
  5. Step 5: Solve for x
    x = 477,656,064,090,254/10,119,774.87
  6. Step 6: Final answer
    x = 47,200,265.85

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.