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Finding the Third Proportional to 5,307,790 and 8,005,671

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Solution

The third proportional to 5,307,790 and 8,005,671 is: 12,074,850.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,307,790 : 8,005,671 = 8,005,671 : x
  2. Step 2: Convert to fraction form
    5,307,790/8,005,671 = 8,005,671/x
  3. Step 3: Cross multiply
    5,307,790x = 8,005,671 × 8,005,671
  4. Step 4: Simplify right side
    5,307,790x = 64,090,768,160,241
  5. Step 5: Solve for x
    x = 64,090,768,160,241/5,307,790
  6. Step 6: Final answer
    x = 12,074,850.01

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.