Home / 53,180,202.16-73,394,321.63-31,172,192.34

Finding the Fourth Proportional to 53,180,202.16, 73,394,321.63 and 31,172,192.34

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Solution

The fourth proportional to 53,180,202.16, 73,394,321.63 and 31,172,192.34 is: 43,020,932.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,180,202.16 : 73,394,321.63 = 31,172,192.34 : x
  2. Step 2: Convert to fraction form
    53,180,202.16/73,394,321.63 = 31,172,192.34/x
  3. Step 3: Cross multiply
    53,180,202.16x = 73,394,321.63 × 31,172,192.34
  4. Step 4: Simplify right side
    53,180,202.16x = 2,287,861,910,514,182
  5. Step 5: Solve for x
    x = 2,287,861,910,514,182/53,180,202.16
  6. Step 6: Final answer
    x = 43,020,932.93

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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.