Home / 27,158,321.44-37,479,469.08-15,558,126.88

Finding the Fourth Proportional to 27,158,321.44, 37,479,469.08 and 15,558,126.88

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Solution

The fourth proportional to 27,158,321.44, 37,479,469.08 and 15,558,126.88 is: 21,470,779.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,158,321.44 : 37,479,469.08 = 15,558,126.88 : x
  2. Step 2: Convert to fraction form
    27,158,321.44/37,479,469.08 = 15,558,126.88/x
  3. Step 3: Cross multiply
    27,158,321.44x = 37,479,469.08 × 15,558,126.88
  4. Step 4: Simplify right side
    27,158,321.44x = 583,110,335,341,676.88
  5. Step 5: Solve for x
    x = 583,110,335,341,676.88/27,158,321.44
  6. Step 6: Final answer
    x = 21,470,779.65

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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.