Home / 8,372,600.40-12,558,900.60-2,068,856.40

Finding the Fourth Proportional to 8,372,600.40, 12,558,900.60 and 2,068,856.40

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Solution

The fourth proportional to 8,372,600.40, 12,558,900.60 and 2,068,856.40 is: 3,103,284.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372,600.40 : 12,558,900.60 = 2,068,856.40 : x
  2. Step 2: Convert to fraction form
    8,372,600.40/12,558,900.60 = 2,068,856.40/x
  3. Step 3: Cross multiply
    8,372,600.40x = 12,558,900.60 × 2,068,856.40
  4. Step 4: Simplify right side
    8,372,600.40x = 25,982,561,883,273.84
  5. Step 5: Solve for x
    x = 25,982,561,883,273.84/8,372,600.40
  6. Step 6: Final answer
    x = 3,103,284.60

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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.