Home / 13,709,802.20-20,560,562.52-4,122,635.72

Finding the Fourth Proportional to 13,709,802.20, 20,560,562.52 and 4,122,635.72

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Solution

The fourth proportional to 13,709,802.20, 20,560,562.52 and 4,122,635.72 is: 6,182,708.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,709,802.20 : 20,560,562.52 = 4,122,635.72 : x
  2. Step 2: Convert to fraction form
    13,709,802.20/20,560,562.52 = 4,122,635.72/x
  3. Step 3: Cross multiply
    13,709,802.20x = 20,560,562.52 × 4,122,635.72
  4. Step 4: Simplify right side
    13,709,802.20x = 84,763,709,468,245.22
  5. Step 5: Solve for x
    x = 84,763,709,468,245.22/13,709,802.20
  6. Step 6: Final answer
    x = 6,182,708.42

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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.