Home / 5,434,022.70-8,151,034.05-3,520,835.10

Finding the Fourth Proportional to 5,434,022.70, 8,151,034.05 and 3,520,835.10

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Solution

The fourth proportional to 5,434,022.70, 8,151,034.05 and 3,520,835.10 is: 5,281,252.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434,022.70 : 8,151,034.05 = 3,520,835.10 : x
  2. Step 2: Convert to fraction form
    5,434,022.70/8,151,034.05 = 3,520,835.10/x
  3. Step 3: Cross multiply
    5,434,022.70x = 8,151,034.05 × 3,520,835.10
  4. Step 4: Simplify right side
    5,434,022.70x = 28,698,446,784,535.16
  5. Step 5: Solve for x
    x = 28,698,446,784,535.16/5,434,022.70
  6. Step 6: Final answer
    x = 5,281,252.65

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Double scale
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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.