Home / 5,478,906.80-8,227,691.40-3,892,602.80

Finding the Fourth Proportional to 5,478,906.80, 8,227,691.40 and 3,892,602.80

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Solution

The fourth proportional to 5,478,906.80, 8,227,691.40 and 3,892,602.80 is: 5,845,533.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,478,906.80 : 8,227,691.40 = 3,892,602.80 : x
  2. Step 2: Convert to fraction form
    5,478,906.80/8,227,691.40 = 3,892,602.80/x
  3. Step 3: Cross multiply
    5,478,906.80x = 8,227,691.40 × 3,892,602.80
  4. Step 4: Simplify right side
    5,478,906.80x = 32,027,134,581,175.92
  5. Step 5: Solve for x
    x = 32,027,134,581,175.92/5,478,906.80
  6. Step 6: Final answer
    x = 5,845,533.74

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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.