Home / 50,958,931.38-76,471,282.35-18,608,125.30

Finding the Fourth Proportional to 50,958,931.38, 76,471,282.35 and 18,608,125.30

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Solution

The fourth proportional to 50,958,931.38, 76,471,282.35 and 18,608,125.30 is: 27,924,196.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,958,931.38 : 76,471,282.35 = 18,608,125.30 : x
  2. Step 2: Convert to fraction form
    50,958,931.38/76,471,282.35 = 18,608,125.30/x
  3. Step 3: Cross multiply
    50,958,931.38x = 76,471,282.35 × 18,608,125.30
  4. Step 4: Simplify right side
    50,958,931.38x = 1,422,987,203,820,478.50
  5. Step 5: Solve for x
    x = 1,422,987,203,820,478.50/50,958,931.38
  6. Step 6: Final answer
    x = 27,924,196.31

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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.