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Finding the Third Proportional to 7,820,587 and 16,356,213

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Solution

The third proportional to 7,820,587 and 16,356,213 is: 34,207,880.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,820,587 : 16,356,213 = 16,356,213 : x
  2. Step 2: Convert to fraction form
    7,820,587/16,356,213 = 16,356,213/x
  3. Step 3: Cross multiply
    7,820,587x = 16,356,213 × 16,356,213
  4. Step 4: Simplify right side
    7,820,587x = 267,525,703,701,369
  5. Step 5: Solve for x
    x = 267,525,703,701,369/7,820,587
  6. Step 6: Final answer
    x = 34,207,880.27

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.