Home / 6,340,692.72-8,750,171.70-3,440,082.87

Finding the Fourth Proportional to 6,340,692.72, 8,750,171.70 and 3,440,082.87

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Solution

The fourth proportional to 6,340,692.72, 8,750,171.70 and 3,440,082.87 is: 4,747,322.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,340,692.72 : 8,750,171.70 = 3,440,082.87 : x
  2. Step 2: Convert to fraction form
    6,340,692.72/8,750,171.70 = 3,440,082.87/x
  3. Step 3: Cross multiply
    6,340,692.72x = 8,750,171.70 × 3,440,082.87
  4. Step 4: Simplify right side
    6,340,692.72x = 30,101,315,774,728.78
  5. Step 5: Solve for x
    x = 30,101,315,774,728.78/6,340,692.72
  6. Step 6: Final answer
    x = 4,747,322.90

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1.5x scale

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.