Home / 10,322,523-14,224,074.39-7,985,217.78

Finding the Fourth Proportional to 10,322,523, 14,224,074.39 and 7,985,217.78

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Solution

The fourth proportional to 10,322,523, 14,224,074.39 and 7,985,217.78 is: 11,003,349.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,322,523 : 14,224,074.39 = 7,985,217.78 : x
  2. Step 2: Convert to fraction form
    10,322,523/14,224,074.39 = 7,985,217.78/x
  3. Step 3: Cross multiply
    10,322,523x = 14,224,074.39 × 7,985,217.78
  4. Step 4: Simplify right side
    10,322,523x = 113,582,331,723,070.66
  5. Step 5: Solve for x
    x = 113,582,331,723,070.66/10,322,523
  6. Step 6: Final answer
    x = 11,003,349.83

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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.