Home / 13,932,078.60-20,856,783.60-10,353,709.20

Finding the Fourth Proportional to 13,932,078.60, 20,856,783.60 and 10,353,709.20

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Solution

The fourth proportional to 13,932,078.60, 20,856,783.60 and 10,353,709.20 is: 15,499,845.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932,078.60 : 20,856,783.60 = 10,353,709.20 : x
  2. Step 2: Convert to fraction form
    13,932,078.60/20,856,783.60 = 10,353,709.20/x
  3. Step 3: Cross multiply
    13,932,078.60x = 20,856,783.60 × 10,353,709.20
  4. Step 4: Simplify right side
    13,932,078.60x = 215,945,072,241,729.12
  5. Step 5: Solve for x
    x = 215,945,072,241,729.12/13,932,078.60
  6. Step 6: Final answer
    x = 15,499,845.96

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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.