Home / 13,445,359.20-20,165,414.40-4,469,911.20

Finding the Fourth Proportional to 13,445,359.20, 20,165,414.40 and 4,469,911.20

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Solution

The fourth proportional to 13,445,359.20, 20,165,414.40 and 4,469,911.20 is: 6,703,994.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,445,359.20 : 20,165,414.40 = 4,469,911.20 : x
  2. Step 2: Convert to fraction form
    13,445,359.20/20,165,414.40 = 4,469,911.20/x
  3. Step 3: Cross multiply
    13,445,359.20x = 20,165,414.40 × 4,469,911.20
  4. Step 4: Simplify right side
    13,445,359.20x = 90,137,611,679,201.28
  5. Step 5: Solve for x
    x = 90,137,611,679,201.28/13,445,359.20
  6. Step 6: Final answer
    x = 6,703,994.32

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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.