Home / 6,678,009-9,215,652.42-3,777,337.44

Finding the Fourth Proportional to 6,678,009, 9,215,652.42 and 3,777,337.44

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Solution

The fourth proportional to 6,678,009, 9,215,652.42 and 3,777,337.44 is: 5,212,725.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678,009 : 9,215,652.42 = 3,777,337.44 : x
  2. Step 2: Convert to fraction form
    6,678,009/9,215,652.42 = 3,777,337.44/x
  3. Step 3: Cross multiply
    6,678,009x = 9,215,652.42 × 3,777,337.44
  4. Step 4: Simplify right side
    6,678,009x = 34,810,628,920,092.61
  5. Step 5: Solve for x
    x = 34,810,628,920,092.61/6,678,009
  6. Step 6: Final answer
    x = 5,212,725.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.