Home / 57,687,786.82-79,609,163.75-31,583,962.59

Finding the Fourth Proportional to 57,687,786.82, 79,609,163.75 and 31,583,962.59

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Solution

The fourth proportional to 57,687,786.82, 79,609,163.75 and 31,583,962.59 is: 43,585,878.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,687,786.82 : 79,609,163.75 = 31,583,962.59 : x
  2. Step 2: Convert to fraction form
    57,687,786.82/79,609,163.75 = 31,583,962.59/x
  3. Step 3: Cross multiply
    57,687,786.82x = 79,609,163.75 × 31,583,962.59
  4. Step 4: Simplify right side
    57,687,786.82x = 2,514,372,849,701,184
  5. Step 5: Solve for x
    x = 2,514,372,849,701,184/57,687,786.82
  6. Step 6: Final answer
    x = 43,585,878.20

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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.