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Finding the Third Proportional to 5,818,487 and 12,346,213

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Solution

The third proportional to 5,818,487 and 12,346,213 is: 26,197,356.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818,487 : 12,346,213 = 12,346,213 : x
  2. Step 2: Convert to fraction form
    5,818,487/12,346,213 = 12,346,213/x
  3. Step 3: Cross multiply
    5,818,487x = 12,346,213 × 12,346,213
  4. Step 4: Simplify right side
    5,818,487x = 152,428,975,441,369
  5. Step 5: Solve for x
    x = 152,428,975,441,369/5,818,487
  6. Step 6: Final answer
    x = 26,197,356.02

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.