Home / 38,601,103.50-57,889,383.81-12,687,427.98

Finding the Fourth Proportional to 38,601,103.50, 57,889,383.81 and 12,687,427.98

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Solution

The fourth proportional to 38,601,103.50, 57,889,383.81 and 12,687,427.98 is: 19,027,108.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,601,103.50 : 57,889,383.81 = 12,687,427.98 : x
  2. Step 2: Convert to fraction form
    38,601,103.50/57,889,383.81 = 12,687,427.98/x
  3. Step 3: Cross multiply
    38,601,103.50x = 57,889,383.81 × 12,687,427.98
  4. Step 4: Simplify right side
    38,601,103.50x = 734,467,387,895,953
  5. Step 5: Solve for x
    x = 734,467,387,895,953/38,601,103.50
  6. Step 6: Final answer
    x = 19,027,108.59

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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.