Home / 13,425,771.60-20,146,530.60-4,906,969.20

Finding the Fourth Proportional to 13,425,771.60, 20,146,530.60 and 4,906,969.20

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Solution

The fourth proportional to 13,425,771.60, 20,146,530.60 and 4,906,969.20 is: 7,363,331.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,425,771.60 : 20,146,530.60 = 4,906,969.20 : x
  2. Step 2: Convert to fraction form
    13,425,771.60/20,146,530.60 = 4,906,969.20/x
  3. Step 3: Cross multiply
    13,425,771.60x = 20,146,530.60 × 4,906,969.20
  4. Step 4: Simplify right side
    13,425,771.60x = 98,858,405,141,057.53
  5. Step 5: Solve for x
    x = 98,858,405,141,057.53/13,425,771.60
  6. Step 6: Final answer
    x = 7,363,331.37

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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.