Home / 9,905,776.32-13,664,179.68-6,228,873.60

Finding the Fourth Proportional to 9,905,776.32, 13,664,179.68 and 6,228,873.60

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Solution

The fourth proportional to 9,905,776.32, 13,664,179.68 and 6,228,873.60 is: 8,592,203.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,905,776.32 : 13,664,179.68 = 6,228,873.60 : x
  2. Step 2: Convert to fraction form
    9,905,776.32/13,664,179.68 = 6,228,873.60/x
  3. Step 3: Cross multiply
    9,905,776.32x = 13,664,179.68 × 6,228,873.60
  4. Step 4: Simplify right side
    9,905,776.32x = 85,112,448,074,408.44
  5. Step 5: Solve for x
    x = 85,112,448,074,408.44/9,905,776.32
  6. Step 6: Final answer
    x = 8,592,203.71

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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.