Home / 57,690,424.33-79,612,749.05-31,584,935.27

Finding the Fourth Proportional to 57,690,424.33, 79,612,749.05 and 31,584,935.27

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Solution

The fourth proportional to 57,690,424.33, 79,612,749.05 and 31,584,935.27 is: 43,587,190.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,690,424.33 : 79,612,749.05 = 31,584,935.27 : x
  2. Step 2: Convert to fraction form
    57,690,424.33/79,612,749.05 = 31,584,935.27/x
  3. Step 3: Cross multiply
    57,690,424.33x = 79,612,749.05 × 31,584,935.27
  4. Step 4: Simplify right side
    57,690,424.33x = 2,514,563,525,452,111.50
  5. Step 5: Solve for x
    x = 2,514,563,525,452,111.50/57,690,424.33
  6. Step 6: Final answer
    x = 43,587,190.68

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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.