Home / 6,421,358.60-9,630,563.92-3,828,397.04

Finding the Fourth Proportional to 6,421,358.60, 9,630,563.92 and 3,828,397.04

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Solution

The fourth proportional to 6,421,358.60, 9,630,563.92 and 3,828,397.04 is: 5,741,716.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,421,358.60 : 9,630,563.92 = 3,828,397.04 : x
  2. Step 2: Convert to fraction form
    6,421,358.60/9,630,563.92 = 3,828,397.04/x
  3. Step 3: Cross multiply
    6,421,358.60x = 9,630,563.92 × 3,828,397.04
  4. Step 4: Simplify right side
    6,421,358.60x = 36,869,622,404,858.80
  5. Step 5: Solve for x
    x = 36,869,622,404,858.80/6,421,358.60
  6. Step 6: Final answer
    x = 5,741,716.78

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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.