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Finding the Third Proportional to 7,949,915 and 17,158,813

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Solution

The third proportional to 7,949,915 and 17,158,813 is: 37,034,970.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,949,915 : 17,158,813 = 17,158,813 : x
  2. Step 2: Convert to fraction form
    7,949,915/17,158,813 = 17,158,813/x
  3. Step 3: Cross multiply
    7,949,915x = 17,158,813 × 17,158,813
  4. Step 4: Simplify right side
    7,949,915x = 294,424,863,568,969
  5. Step 5: Solve for x
    x = 294,424,863,568,969/7,949,915
  6. Step 6: Final answer
    x = 37,034,970.01

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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.