Home / 8,276,612.40-12,414,918.60-5,757,188.40

Finding the Fourth Proportional to 8,276,612.40, 12,414,918.60 and 5,757,188.40

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Solution

The fourth proportional to 8,276,612.40, 12,414,918.60 and 5,757,188.40 is: 8,635,782.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276,612.40 : 12,414,918.60 = 5,757,188.40 : x
  2. Step 2: Convert to fraction form
    8,276,612.40/12,414,918.60 = 5,757,188.40/x
  3. Step 3: Cross multiply
    8,276,612.40x = 12,414,918.60 × 5,757,188.40
  4. Step 4: Simplify right side
    8,276,612.40x = 71,475,025,350,864.25
  5. Step 5: Solve for x
    x = 71,475,025,350,864.25/8,276,612.40
  6. Step 6: Final answer
    x = 8,635,782.60

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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.