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Finding the Third Proportional to 10,012,146 and 15,510,123

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Solution

The third proportional to 10,012,146 and 15,510,123 is: 24,027,208.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,012,146 : 15,510,123 = 15,510,123 : x
  2. Step 2: Convert to fraction form
    10,012,146/15,510,123 = 15,510,123/x
  3. Step 3: Cross multiply
    10,012,146x = 15,510,123 × 15,510,123
  4. Step 4: Simplify right side
    10,012,146x = 240,563,915,475,129
  5. Step 5: Solve for x
    x = 240,563,915,475,129/10,012,146
  6. Step 6: Final answer
    x = 24,027,208.10

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.