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Finding the Third Proportional to 13,012,131 and 28,505,670

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Solution

The third proportional to 13,012,131 and 28,505,670 is: 62,447,359.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,012,131 : 28,505,670 = 28,505,670 : x
  2. Step 2: Convert to fraction form
    13,012,131/28,505,670 = 28,505,670/x
  3. Step 3: Cross multiply
    13,012,131x = 28,505,670 × 28,505,670
  4. Step 4: Simplify right side
    13,012,131x = 812,573,222,148,900
  5. Step 5: Solve for x
    x = 812,573,222,148,900/13,012,131
  6. Step 6: Final answer
    x = 62,447,359.48

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.