Home / 57,785,235.63-79,743,605.92-31,679,193.34

Finding the Fourth Proportional to 57,785,235.63, 79,743,605.92 and 31,679,193.34

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Solution

The fourth proportional to 57,785,235.63, 79,743,605.92 and 31,679,193.34 is: 43,717,276.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,785,235.63 : 79,743,605.92 = 31,679,193.34 : x
  2. Step 2: Convert to fraction form
    57,785,235.63/79,743,605.92 = 31,679,193.34/x
  3. Step 3: Cross multiply
    57,785,235.63x = 79,743,605.92 × 31,679,193.34
  4. Step 4: Simplify right side
    57,785,235.63x = 2,526,213,109,568,448.50
  5. Step 5: Solve for x
    x = 2,526,213,109,568,448.50/57,785,235.63
  6. Step 6: Final answer
    x = 43,717,276.26

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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.