Home / 28,790,499.06-43,185,747.78-9,621,255.60

Finding the Fourth Proportional to 28,790,499.06, 43,185,747.78 and 9,621,255.60

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Solution

The fourth proportional to 28,790,499.06, 43,185,747.78 and 9,621,255.60 is: 14,431,883.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,790,499.06 : 43,185,747.78 = 9,621,255.60 : x
  2. Step 2: Convert to fraction form
    28,790,499.06/43,185,747.78 = 9,621,255.60/x
  3. Step 3: Cross multiply
    28,790,499.06x = 43,185,747.78 × 9,621,255.60
  4. Step 4: Simplify right side
    28,790,499.06x = 415,501,117,668,512.56
  5. Step 5: Solve for x
    x = 415,501,117,668,512.56/28,790,499.06
  6. Step 6: Final answer
    x = 14,431,883.13

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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.