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Finding the Third Proportional to 5,818,485 and 12,346,209

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Solution

The third proportional to 5,818,485 and 12,346,209 is: 26,197,348.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818,485 : 12,346,209 = 12,346,209 : x
  2. Step 2: Convert to fraction form
    5,818,485/12,346,209 = 12,346,209/x
  3. Step 3: Cross multiply
    5,818,485x = 12,346,209 × 12,346,209
  4. Step 4: Simplify right side
    5,818,485x = 152,428,876,671,681
  5. Step 5: Solve for x
    x = 152,428,876,671,681/5,818,485
  6. Step 6: Final answer
    x = 26,197,348.05

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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.