Home / 12,236,150.79-16,885,531.35-6,729,520.50

Finding the Fourth Proportional to 12,236,150.79, 16,885,531.35 and 6,729,520.50

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Solution

The fourth proportional to 12,236,150.79, 16,885,531.35 and 6,729,520.50 is: 9,286,542.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,236,150.79 : 16,885,531.35 = 6,729,520.50 : x
  2. Step 2: Convert to fraction form
    12,236,150.79/16,885,531.35 = 6,729,520.50/x
  3. Step 3: Cross multiply
    12,236,150.79x = 16,885,531.35 × 6,729,520.50
  4. Step 4: Simplify right side
    12,236,150.79x = 113,631,529,373,217.69
  5. Step 5: Solve for x
    x = 113,631,529,373,217.69/12,236,150.79
  6. Step 6: Final answer
    x = 9,286,542.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.