Home / 57,785,679.62-79,744,218.62-31,679,637.60

Finding the Fourth Proportional to 57,785,679.62, 79,744,218.62 and 31,679,637.60

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Solution

The fourth proportional to 57,785,679.62, 79,744,218.62 and 31,679,637.60 is: 43,717,889.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,785,679.62 : 79,744,218.62 = 31,679,637.60 : x
  2. Step 2: Convert to fraction form
    57,785,679.62/79,744,218.62 = 31,679,637.60/x
  3. Step 3: Cross multiply
    57,785,679.62x = 79,744,218.62 × 31,679,637.60
  4. Step 4: Simplify right side
    57,785,679.62x = 2,526,267,946,418,374
  5. Step 5: Solve for x
    x = 2,526,267,946,418,374/57,785,679.62
  6. Step 6: Final answer
    x = 43,717,889.33

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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.