Home / 7,934,919.68-11,892,417.60-4,291,504.32

Finding the Fourth Proportional to 7,934,919.68, 11,892,417.60 and 4,291,504.32

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Solution

The fourth proportional to 7,934,919.68, 11,892,417.60 and 4,291,504.32 is: 6,431,868.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,934,919.68 : 11,892,417.60 = 4,291,504.32 : x
  2. Step 2: Convert to fraction form
    7,934,919.68/11,892,417.60 = 4,291,504.32/x
  3. Step 3: Cross multiply
    7,934,919.68x = 11,892,417.60 × 4,291,504.32
  4. Step 4: Simplify right side
    7,934,919.68x = 51,036,361,505,644.03
  5. Step 5: Solve for x
    x = 51,036,361,505,644.03/7,934,919.68
  6. Step 6: Final answer
    x = 6,431,868.70

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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.