Home / 3,138,166.30-4,707,249.46-3,138,166.30

Finding the Fourth Proportional to 3,138,166.30, 4,707,249.46 and 3,138,166.30

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Solution

The fourth proportional to 3,138,166.30, 4,707,249.46 and 3,138,166.30 is: 4,707,249.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,166.30 : 4,707,249.46 = 3,138,166.30 : x
  2. Step 2: Convert to fraction form
    3,138,166.30/4,707,249.46 = 3,138,166.30/x
  3. Step 3: Cross multiply
    3,138,166.30x = 4,707,249.46 × 3,138,166.30
  4. Step 4: Simplify right side
    3,138,166.30x = 14,772,131,621,065.20
  5. Step 5: Solve for x
    x = 14,772,131,621,065.20/3,138,166.30
  6. Step 6: Final answer
    x = 4,707,249.46

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.