Home / 6,387,965.50-8,815,311.93-3,634,644.28

Finding the Fourth Proportional to 6,387,965.50, 8,815,311.93 and 3,634,644.28

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Solution

The fourth proportional to 6,387,965.50, 8,815,311.93 and 3,634,644.28 is: 5,015,763.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,387,965.50 : 8,815,311.93 = 3,634,644.28 : x
  2. Step 2: Convert to fraction form
    6,387,965.50/8,815,311.93 = 3,634,644.28/x
  3. Step 3: Cross multiply
    6,387,965.50x = 8,815,311.93 × 3,634,644.28
  4. Step 4: Simplify right side
    6,387,965.50x = 32,040,523,082,790.26
  5. Step 5: Solve for x
    x = 32,040,523,082,790.26/6,387,965.50
  6. Step 6: Final answer
    x = 5,015,763.33

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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.