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Finding the Third Proportional to 13,474,143 and 20,710,944

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Solution

The third proportional to 13,474,143 and 20,710,944 is: 31,834,544.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,474,143 : 20,710,944 = 20,710,944 : x
  2. Step 2: Convert to fraction form
    13,474,143/20,710,944 = 20,710,944/x
  3. Step 3: Cross multiply
    13,474,143x = 20,710,944 × 20,710,944
  4. Step 4: Simplify right side
    13,474,143x = 428,943,201,371,136
  5. Step 5: Solve for x
    x = 428,943,201,371,136/13,474,143
  6. Step 6: Final answer
    x = 31,834,544.24

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.