Home / 15,150,427.52-20,907,590.00-8,274,925.98

Finding the Fourth Proportional to 15,150,427.52, 20,907,590.00 and 8,274,925.98

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Solution

The fourth proportional to 15,150,427.52, 20,907,590.00 and 8,274,925.98 is: 11,419,397.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,150,427.52 : 20,907,590.00 = 8,274,925.98 : x
  2. Step 2: Convert to fraction form
    15,150,427.52/20,907,590.00 = 8,274,925.98/x
  3. Step 3: Cross multiply
    15,150,427.52x = 20,907,590.00 × 8,274,925.98
  4. Step 4: Simplify right side
    15,150,427.52x = 173,008,759,628,813.59
  5. Step 5: Solve for x
    x = 173,008,759,628,813.59/15,150,427.52
  6. Step 6: Final answer
    x = 11,419,397.87

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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.