Home / 6,739,808.20-10,109,712.30-3,747,992.20

Finding the Fourth Proportional to 6,739,808.20, 10,109,712.30 and 3,747,992.20

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Solution

The fourth proportional to 6,739,808.20, 10,109,712.30 and 3,747,992.20 is: 5,621,988.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739,808.20 : 10,109,712.30 = 3,747,992.20 : x
  2. Step 2: Convert to fraction form
    6,739,808.20/10,109,712.30 = 3,747,992.20/x
  3. Step 3: Cross multiply
    6,739,808.20x = 10,109,712.30 × 3,747,992.20
  4. Step 4: Simplify right side
    6,739,808.20x = 37,891,122,844,644.06
  5. Step 5: Solve for x
    x = 37,891,122,844,644.06/6,739,808.20
  6. Step 6: Final answer
    x = 5,621,988.30

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Double scale
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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.