Home / 57,785,240.64-79,743,612.81-31,679,198.34

Finding the Fourth Proportional to 57,785,240.64, 79,743,612.81 and 31,679,198.34

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Solution

The fourth proportional to 57,785,240.64, 79,743,612.81 and 31,679,198.34 is: 43,717,283.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,785,240.64 : 79,743,612.81 = 31,679,198.34 : x
  2. Step 2: Convert to fraction form
    57,785,240.64/79,743,612.81 = 31,679,198.34/x
  3. Step 3: Cross multiply
    57,785,240.64x = 79,743,612.81 × 31,679,198.34
  4. Step 4: Simplify right side
    57,785,240.64x = 2,526,213,726,556,155
  5. Step 5: Solve for x
    x = 2,526,213,726,556,155/57,785,240.64
  6. Step 6: Final answer
    x = 43,717,283.14

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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.