Home / 6,651,996.20-9,980,931.90-3,238,389.80

Finding the Fourth Proportional to 6,651,996.20, 9,980,931.90 and 3,238,389.80

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Solution

The fourth proportional to 6,651,996.20, 9,980,931.90 and 3,238,389.80 is: 4,859,014.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,651,996.20 : 9,980,931.90 = 3,238,389.80 : x
  2. Step 2: Convert to fraction form
    6,651,996.20/9,980,931.90 = 3,238,389.80/x
  3. Step 3: Cross multiply
    6,651,996.20x = 9,980,931.90 × 3,238,389.80
  4. Step 4: Simplify right side
    6,651,996.20x = 32,322,148,059,454.62
  5. Step 5: Solve for x
    x = 32,322,148,059,454.62/6,651,996.20
  6. Step 6: Final answer
    x = 4,859,014.81

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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.