Home / 11,947,914-16,489,365.48-7,364,117.52

Finding the Fourth Proportional to 11,947,914, 16,489,365.48 and 7,364,117.52

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Solution

The fourth proportional to 11,947,914, 16,489,365.48 and 7,364,117.52 is: 10,163,249.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,947,914 : 16,489,365.48 = 7,364,117.52 : x
  2. Step 2: Convert to fraction form
    11,947,914/16,489,365.48 = 7,364,117.52/x
  3. Step 3: Cross multiply
    11,947,914x = 16,489,365.48 × 7,364,117.52
  4. Step 4: Simplify right side
    11,947,914x = 121,429,625,224,951.20
  5. Step 5: Solve for x
    x = 121,429,625,224,951.20/11,947,914
  6. Step 6: Final answer
    x = 10,163,249.02

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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.