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Finding the Third Proportional to 6,922,816 and 15,150,688

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Solution

The third proportional to 6,922,816 and 15,150,688 is: 33,157,510.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,922,816 : 15,150,688 = 15,150,688 : x
  2. Step 2: Convert to fraction form
    6,922,816/15,150,688 = 15,150,688/x
  3. Step 3: Cross multiply
    6,922,816x = 15,150,688 × 15,150,688
  4. Step 4: Simplify right side
    6,922,816x = 229,543,346,873,344
  5. Step 5: Solve for x
    x = 229,543,346,873,344/6,922,816
  6. Step 6: Final answer
    x = 33,157,510.88

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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.