Home / 7,381,004.20-11,071,506.30-3,399,692.20

Finding the Fourth Proportional to 7,381,004.20, 11,071,506.30 and 3,399,692.20

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Solution

The fourth proportional to 7,381,004.20, 11,071,506.30 and 3,399,692.20 is: 5,099,538.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,004.20 : 11,071,506.30 = 3,399,692.20 : x
  2. Step 2: Convert to fraction form
    7,381,004.20/11,071,506.30 = 3,399,692.20/x
  3. Step 3: Cross multiply
    7,381,004.20x = 11,071,506.30 × 3,399,692.20
  4. Step 4: Simplify right side
    7,381,004.20x = 37,639,713,610,360.87
  5. Step 5: Solve for x
    x = 37,639,713,610,360.87/7,381,004.20
  6. Step 6: Final answer
    x = 5,099,538.30

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Similar ratio
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1.5x scale

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.