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Finding the Third Proportional to 13,316,644 and 28,731,080

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Solution

The third proportional to 13,316,644 and 28,731,080 is: 61,988,212.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,316,644 : 28,731,080 = 28,731,080 : x
  2. Step 2: Convert to fraction form
    13,316,644/28,731,080 = 28,731,080/x
  3. Step 3: Cross multiply
    13,316,644x = 28,731,080 × 28,731,080
  4. Step 4: Simplify right side
    13,316,644x = 825,474,957,966,400
  5. Step 5: Solve for x
    x = 825,474,957,966,400/13,316,644
  6. Step 6: Final answer
    x = 61,988,212.49

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.