Home / 36,069,782.61-49,780,909.82-20,175,750.71

Finding the Fourth Proportional to 36,069,782.61, 49,780,909.82 and 20,175,750.71

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Solution

The fourth proportional to 36,069,782.61, 49,780,909.82 and 20,175,750.71 is: 27,845,114.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,069,782.61 : 49,780,909.82 = 20,175,750.71 : x
  2. Step 2: Convert to fraction form
    36,069,782.61/49,780,909.82 = 20,175,750.71/x
  3. Step 3: Cross multiply
    36,069,782.61x = 49,780,909.82 × 20,175,750.71
  4. Step 4: Simplify right side
    36,069,782.61x = 1,004,367,226,396,406.38
  5. Step 5: Solve for x
    x = 1,004,367,226,396,406.38/36,069,782.61
  6. Step 6: Final answer
    x = 27,845,114.49

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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.