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Finding the Third Proportional to 13,273,140 and 28,390,740

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Solution

The third proportional to 13,273,140 and 28,390,740 is: 60,726,709.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,273,140 : 28,390,740 = 28,390,740 : x
  2. Step 2: Convert to fraction form
    13,273,140/28,390,740 = 28,390,740/x
  3. Step 3: Cross multiply
    13,273,140x = 28,390,740 × 28,390,740
  4. Step 4: Simplify right side
    13,273,140x = 806,034,117,747,600
  5. Step 5: Solve for x
    x = 806,034,117,747,600/13,273,140
  6. Step 6: Final answer
    x = 60,726,709.56

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.