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Finding the Third Proportional to 14,232,612 and 20,972,470

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Solution

The third proportional to 14,232,612 and 20,972,470 is: 30,903,989.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,232,612 : 20,972,470 = 20,972,470 : x
  2. Step 2: Convert to fraction form
    14,232,612/20,972,470 = 20,972,470/x
  3. Step 3: Cross multiply
    14,232,612x = 20,972,470 × 20,972,470
  4. Step 4: Simplify right side
    14,232,612x = 439,844,497,900,900
  5. Step 5: Solve for x
    x = 439,844,497,900,900/14,232,612
  6. Step 6: Final answer
    x = 30,903,989.93

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.