Home / 5,444,911.28-8,172,416.77-2,751,128.17

Finding the Fourth Proportional to 5,444,911.28, 8,172,416.77 and 2,751,128.17

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Solution

The fourth proportional to 5,444,911.28, 8,172,416.77 and 2,751,128.17 is: 4,129,243.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,444,911.28 : 8,172,416.77 = 2,751,128.17 : x
  2. Step 2: Convert to fraction form
    5,444,911.28/8,172,416.77 = 2,751,128.17/x
  3. Step 3: Cross multiply
    5,444,911.28x = 8,172,416.77 × 2,751,128.17
  4. Step 4: Simplify right side
    5,444,911.28x = 22,483,365,965,618.55
  5. Step 5: Solve for x
    x = 22,483,365,965,618.55/5,444,911.28
  6. Step 6: Final answer
    x = 4,129,243.77

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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.