Home / 5,465,171.30-8,190,758.55-4,196,711.30

Finding the Fourth Proportional to 5,465,171.30, 8,190,758.55 and 4,196,711.30

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Solution

The fourth proportional to 5,465,171.30, 8,190,758.55 and 4,196,711.30 is: 6,289,692.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,465,171.30 : 8,190,758.55 = 4,196,711.30 : x
  2. Step 2: Convert to fraction form
    5,465,171.30/8,190,758.55 = 4,196,711.30/x
  3. Step 3: Cross multiply
    5,465,171.30x = 8,190,758.55 × 4,196,711.30
  4. Step 4: Simplify right side
    5,465,171.30x = 34,374,248,962,356.61
  5. Step 5: Solve for x
    x = 34,374,248,962,356.61/5,465,171.30
  6. Step 6: Final answer
    x = 6,289,692.87

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Double scale
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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.