Home / 13,491,528.05-20,238,709.74-4,394,334.02

Finding the Fourth Proportional to 13,491,528.05, 20,238,709.74 and 4,394,334.02

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Solution

The fourth proportional to 13,491,528.05, 20,238,709.74 and 4,394,334.02 is: 6,591,962.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,491,528.05 : 20,238,709.74 = 4,394,334.02 : x
  2. Step 2: Convert to fraction form
    13,491,528.05/20,238,709.74 = 4,394,334.02/x
  3. Step 3: Cross multiply
    13,491,528.05x = 20,238,709.74 × 4,394,334.02
  4. Step 4: Simplify right side
    13,491,528.05x = 88,935,650,630,193.80
  5. Step 5: Solve for x
    x = 88,935,650,630,193.80/13,491,528.05
  6. Step 6: Final answer
    x = 6,591,962.77

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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.