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Finding the Third Proportional to 7,341,879 and 15,746,639

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Solution

The third proportional to 7,341,879 and 15,746,639 is: 33,772,912.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341,879 : 15,746,639 = 15,746,639 : x
  2. Step 2: Convert to fraction form
    7,341,879/15,746,639 = 15,746,639/x
  3. Step 3: Cross multiply
    7,341,879x = 15,746,639 × 15,746,639
  4. Step 4: Simplify right side
    7,341,879x = 247,956,639,796,321
  5. Step 5: Solve for x
    x = 247,956,639,796,321/7,341,879
  6. Step 6: Final answer
    x = 33,772,912.87

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.