Home / 12,552,763.70-18,820,288.20-5,732,604.20

Finding the Fourth Proportional to 12,552,763.70, 18,820,288.20 and 5,732,604.20

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Solution

The fourth proportional to 12,552,763.70, 18,820,288.20 and 5,732,604.20 is: 8,594,861.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,552,763.70 : 18,820,288.20 = 5,732,604.20 : x
  2. Step 2: Convert to fraction form
    12,552,763.70/18,820,288.20 = 5,732,604.20/x
  3. Step 3: Cross multiply
    12,552,763.70x = 18,820,288.20 × 5,732,604.20
  4. Step 4: Simplify right side
    12,552,763.70x = 107,889,263,180,530.44
  5. Step 5: Solve for x
    x = 107,889,263,180,530.44/12,552,763.70
  6. Step 6: Final answer
    x = 8,594,861.32

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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.