Home / 4,038,177.64-5,561,346.18-3,949,997.80

Finding the Fourth Proportional to 4,038,177.64, 5,561,346.18 and 3,949,997.80

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Solution

The fourth proportional to 4,038,177.64, 5,561,346.18 and 3,949,997.80 is: 5,439,905.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,038,177.64 : 5,561,346.18 = 3,949,997.80 : x
  2. Step 2: Convert to fraction form
    4,038,177.64/5,561,346.18 = 3,949,997.80/x
  3. Step 3: Cross multiply
    4,038,177.64x = 5,561,346.18 × 3,949,997.80
  4. Step 4: Simplify right side
    4,038,177.64x = 21,967,305,176,038.40
  5. Step 5: Solve for x
    x = 21,967,305,176,038.40/4,038,177.64
  6. Step 6: Final answer
    x = 5,439,905.60

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.