Home / 33,418,361.88-50,117,818.14-12,943,514.79

Finding the Fourth Proportional to 33,418,361.88, 50,117,818.14 and 12,943,514.79

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Solution

The fourth proportional to 33,418,361.88, 50,117,818.14 and 12,943,514.79 is: 19,411,505.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,418,361.88 : 50,117,818.14 = 12,943,514.79 : x
  2. Step 2: Convert to fraction form
    33,418,361.88/50,117,818.14 = 12,943,514.79/x
  3. Step 3: Cross multiply
    33,418,361.88x = 50,117,818.14 × 12,943,514.79
  4. Step 4: Simplify right side
    33,418,361.88x = 648,700,720,337,620.25
  5. Step 5: Solve for x
    x = 648,700,720,337,620.25/33,418,361.88
  6. Step 6: Final answer
    x = 19,411,505.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.