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Finding the Third Proportional to 3,157,584 and 6,916,104

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Solution

The third proportional to 3,157,584 and 6,916,104 is: 15,148,447.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157,584 : 6,916,104 = 6,916,104 : x
  2. Step 2: Convert to fraction form
    3,157,584/6,916,104 = 6,916,104/x
  3. Step 3: Cross multiply
    3,157,584x = 6,916,104 × 6,916,104
  4. Step 4: Simplify right side
    3,157,584x = 47,832,494,538,816
  5. Step 5: Solve for x
    x = 47,832,494,538,816/3,157,584
  6. Step 6: Final answer
    x = 15,148,447.21

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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.