Home / 57,270,286.82-79,034,658.91-31,166,488.10

Finding the Fourth Proportional to 57,270,286.82, 79,034,658.91 and 31,166,488.10

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Solution

The fourth proportional to 57,270,286.82, 79,034,658.91 and 31,166,488.10 is: 43,010,658.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,270,286.82 : 79,034,658.91 = 31,166,488.10 : x
  2. Step 2: Convert to fraction form
    57,270,286.82/79,034,658.91 = 31,166,488.10/x
  3. Step 3: Cross multiply
    57,270,286.82x = 79,034,658.91 × 31,166,488.10
  4. Step 4: Simplify right side
    57,270,286.82x = 2,463,232,756,406,074
  5. Step 5: Solve for x
    x = 2,463,232,756,406,074/57,270,286.82
  6. Step 6: Final answer
    x = 43,010,658.64

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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.