Home / 13,815,007.04-20,722,560.78-4,230,346.70

Finding the Fourth Proportional to 13,815,007.04, 20,722,560.78 and 4,230,346.70

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Solution

The fourth proportional to 13,815,007.04, 20,722,560.78 and 4,230,346.70 is: 6,345,535.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,815,007.04 : 20,722,560.78 = 4,230,346.70 : x
  2. Step 2: Convert to fraction form
    13,815,007.04/20,722,560.78 = 4,230,346.70/x
  3. Step 3: Cross multiply
    13,815,007.04x = 20,722,560.78 × 4,230,346.70
  4. Step 4: Simplify right side
    13,815,007.04x = 87,663,616,611,222.44
  5. Step 5: Solve for x
    x = 87,663,616,611,222.44/13,815,007.04
  6. Step 6: Final answer
    x = 6,345,535.43

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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.