Home / 12,202,750.72-18,296,949.48-4,630,248.64

Finding the Fourth Proportional to 12,202,750.72, 18,296,949.48 and 4,630,248.64

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Solution

The fourth proportional to 12,202,750.72, 18,296,949.48 and 4,630,248.64 is: 6,942,649.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,202,750.72 : 18,296,949.48 = 4,630,248.64 : x
  2. Step 2: Convert to fraction form
    12,202,750.72/18,296,949.48 = 4,630,248.64/x
  3. Step 3: Cross multiply
    12,202,750.72x = 18,296,949.48 × 4,630,248.64
  4. Step 4: Simplify right side
    12,202,750.72x = 84,719,425,445,918.70
  5. Step 5: Solve for x
    x = 84,719,425,445,918.70/12,202,750.72
  6. Step 6: Final answer
    x = 6,942,649.85

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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.