Home / 30,777,498.75-46,178,965.49-13,496,757.87

Finding the Fourth Proportional to 30,777,498.75, 46,178,965.49 and 13,496,757.87

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Solution

The fourth proportional to 30,777,498.75, 46,178,965.49 and 13,496,757.87 is: 20,250,713.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,777,498.75 : 46,178,965.49 = 13,496,757.87 : x
  2. Step 2: Convert to fraction form
    30,777,498.75/46,178,965.49 = 13,496,757.87/x
  3. Step 3: Cross multiply
    30,777,498.75x = 46,178,965.49 × 13,496,757.87
  4. Step 4: Simplify right side
    30,777,498.75x = 623,266,315,838,132.12
  5. Step 5: Solve for x
    x = 623,266,315,838,132.12/30,777,498.75
  6. Step 6: Final answer
    x = 20,250,713.71

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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.