Home / 13,352,815.39-20,026,420.52-3,765,951.90

Finding the Fourth Proportional to 13,352,815.39, 20,026,420.52 and 3,765,951.90

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Solution

The fourth proportional to 13,352,815.39, 20,026,420.52 and 3,765,951.90 is: 5,648,137.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,352,815.39 : 20,026,420.52 = 3,765,951.90 : x
  2. Step 2: Convert to fraction form
    13,352,815.39/20,026,420.52 = 3,765,951.90/x
  3. Step 3: Cross multiply
    13,352,815.39x = 20,026,420.52 × 3,765,951.90
  4. Step 4: Simplify right side
    13,352,815.39x = 75,418,536,381,860.77
  5. Step 5: Solve for x
    x = 75,418,536,381,860.77/13,352,815.39
  6. Step 6: Final answer
    x = 5,648,137.43

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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.