Home / 36,787,531.76-50,766,807.72-21,326,578.88

Finding the Fourth Proportional to 36,787,531.76, 50,766,807.72 and 21,326,578.88

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Solution

The fourth proportional to 36,787,531.76, 50,766,807.72 and 21,326,578.88 is: 29,430,686.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,787,531.76 : 50,766,807.72 = 21,326,578.88 : x
  2. Step 2: Convert to fraction form
    36,787,531.76/50,766,807.72 = 21,326,578.88/x
  3. Step 3: Cross multiply
    36,787,531.76x = 50,766,807.72 × 21,326,578.88
  4. Step 4: Simplify right side
    36,787,531.76x = 1,082,682,329,326,372.88
  5. Step 5: Solve for x
    x = 1,082,682,329,326,372.88/36,787,531.76
  6. Step 6: Final answer
    x = 29,430,686.91

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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.