Home / 21,491,415.78-32,237,372.44-9,193,707.02

Finding the Fourth Proportional to 21,491,415.78, 32,237,372.44 and 9,193,707.02

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Solution

The fourth proportional to 21,491,415.78, 32,237,372.44 and 9,193,707.02 is: 13,790,666.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,491,415.78 : 32,237,372.44 = 9,193,707.02 : x
  2. Step 2: Convert to fraction form
    21,491,415.78/32,237,372.44 = 9,193,707.02/x
  3. Step 3: Cross multiply
    21,491,415.78x = 32,237,372.44 × 9,193,707.02
  4. Step 4: Simplify right side
    21,491,415.78x = 296,380,957,146,795.69
  5. Step 5: Solve for x
    x = 296,380,957,146,795.69/21,491,415.78
  6. Step 6: Final answer
    x = 13,790,666.94

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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.