Home / 34,098,942.22-51,180,750.03-21,105,789.77

Finding the Fourth Proportional to 34,098,942.22, 51,180,750.03 and 21,105,789.77

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Solution

The fourth proportional to 34,098,942.22, 51,180,750.03 and 21,105,789.77 is: 31,678,699.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,098,942.22 : 51,180,750.03 = 21,105,789.77 : x
  2. Step 2: Convert to fraction form
    34,098,942.22/51,180,750.03 = 21,105,789.77/x
  3. Step 3: Cross multiply
    34,098,942.22x = 51,180,750.03 × 21,105,789.77
  4. Step 4: Simplify right side
    34,098,942.22x = 1,080,210,150,404,101.25
  5. Step 5: Solve for x
    x = 1,080,210,150,404,101.25/34,098,942.22
  6. Step 6: Final answer
    x = 31,678,699.69

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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.