Home / 13,474,829.10-20,212,243.65-5,389,052.70

Finding the Fourth Proportional to 13,474,829.10, 20,212,243.65 and 5,389,052.70

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Solution

The fourth proportional to 13,474,829.10, 20,212,243.65 and 5,389,052.70 is: 8,083,579.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,474,829.10 : 20,212,243.65 = 5,389,052.70 : x
  2. Step 2: Convert to fraction form
    13,474,829.10/20,212,243.65 = 5,389,052.70/x
  3. Step 3: Cross multiply
    13,474,829.10x = 20,212,243.65 × 5,389,052.70
  4. Step 4: Simplify right side
    13,474,829.10x = 108,924,846,215,090.34
  5. Step 5: Solve for x
    x = 108,924,846,215,090.34/13,474,829.10
  6. Step 6: Final answer
    x = 8,083,579.05

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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.