Home / 13,657,624.82-20,496,541.15-6,469,196.38

Finding the Fourth Proportional to 13,657,624.82, 20,496,541.15 and 6,469,196.38

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Solution

The fourth proportional to 13,657,624.82, 20,496,541.15 and 6,469,196.38 is: 9,708,580.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,657,624.82 : 20,496,541.15 = 6,469,196.38 : x
  2. Step 2: Convert to fraction form
    13,657,624.82/20,496,541.15 = 6,469,196.38/x
  3. Step 3: Cross multiply
    13,657,624.82x = 20,496,541.15 × 6,469,196.38
  4. Step 4: Simplify right side
    13,657,624.82x = 132,596,149,810,101.03
  5. Step 5: Solve for x
    x = 132,596,149,810,101.03/13,657,624.82
  6. Step 6: Final answer
    x = 9,708,580.49

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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.