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Finding the Third Proportional to 7,164,610 and 15,137,828

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Solution

The third proportional to 7,164,610 and 15,137,828 is: 31,984,132.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,164,610 : 15,137,828 = 15,137,828 : x
  2. Step 2: Convert to fraction form
    7,164,610/15,137,828 = 15,137,828/x
  3. Step 3: Cross multiply
    7,164,610x = 15,137,828 × 15,137,828
  4. Step 4: Simplify right side
    7,164,610x = 229,153,836,557,584
  5. Step 5: Solve for x
    x = 229,153,836,557,584/7,164,610
  6. Step 6: Final answer
    x = 31,984,132.64

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.