Home / 9,269,009.40-13,903,514.10-5,480,542.20

Finding the Fourth Proportional to 9,269,009.40, 13,903,514.10 and 5,480,542.20

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Solution

The fourth proportional to 9,269,009.40, 13,903,514.10 and 5,480,542.20 is: 8,220,813.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,269,009.40 : 13,903,514.10 = 5,480,542.20 : x
  2. Step 2: Convert to fraction form
    9,269,009.40/13,903,514.10 = 5,480,542.20/x
  3. Step 3: Cross multiply
    9,269,009.40x = 13,903,514.10 × 5,480,542.20
  4. Step 4: Simplify right side
    9,269,009.40x = 76,198,795,753,345.02
  5. Step 5: Solve for x
    x = 76,198,795,753,345.02/9,269,009.40
  6. Step 6: Final answer
    x = 8,220,813.30

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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.