Home / 5,674,853.40-8,512,280.10-5,338,930.20

Finding the Fourth Proportional to 5,674,853.40, 8,512,280.10 and 5,338,930.20

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Solution

The fourth proportional to 5,674,853.40, 8,512,280.10 and 5,338,930.20 is: 8,008,395.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,674,853.40 : 8,512,280.10 = 5,338,930.20 : x
  2. Step 2: Convert to fraction form
    5,674,853.40/8,512,280.10 = 5,338,930.20/x
  3. Step 3: Cross multiply
    5,674,853.40x = 8,512,280.10 × 5,338,930.20
  4. Step 4: Simplify right side
    5,674,853.40x = 45,446,469,296,749.02
  5. Step 5: Solve for x
    x = 45,446,469,296,749.02/5,674,853.40
  6. Step 6: Final answer
    x = 8,008,395.30

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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.