Home / 13,763,921.64-20,644,548.39-4,179,384.42

Finding the Fourth Proportional to 13,763,921.64, 20,644,548.39 and 4,179,384.42

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Solution

The fourth proportional to 13,763,921.64, 20,644,548.39 and 4,179,384.42 is: 6,268,671.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,763,921.64 : 20,644,548.39 = 4,179,384.42 : x
  2. Step 2: Convert to fraction form
    13,763,921.64/20,644,548.39 = 4,179,384.42/x
  3. Step 3: Cross multiply
    13,763,921.64x = 20,644,548.39 × 4,179,384.42
  4. Step 4: Simplify right side
    13,763,921.64x = 86,281,503,899,102.08
  5. Step 5: Solve for x
    x = 86,281,503,899,102.08/13,763,921.64
  6. Step 6: Final answer
    x = 6,268,671.54

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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.