Home / 13,333,653.12-20,000,333.76-3,236,274.12

Finding the Fourth Proportional to 13,333,653.12, 20,000,333.76 and 3,236,274.12

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Solution

The fourth proportional to 13,333,653.12, 20,000,333.76 and 3,236,274.12 is: 4,854,375.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,333,653.12 : 20,000,333.76 = 3,236,274.12 : x
  2. Step 2: Convert to fraction form
    13,333,653.12/20,000,333.76 = 3,236,274.12/x
  3. Step 3: Cross multiply
    13,333,653.12x = 20,000,333.76 × 3,236,274.12
  4. Step 4: Simplify right side
    13,333,653.12x = 64,726,562,538,850.30
  5. Step 5: Solve for x
    x = 64,726,562,538,850.30/13,333,653.12
  6. Step 6: Final answer
    x = 4,854,375.76

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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.