Home / 13,657,625.32-20,496,541.90-6,469,196.88

Finding the Fourth Proportional to 13,657,625.32, 20,496,541.90 and 6,469,196.88

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Solution

The fourth proportional to 13,657,625.32, 20,496,541.90 and 6,469,196.88 is: 9,708,581.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,657,625.32 : 20,496,541.90 = 6,469,196.88 : x
  2. Step 2: Convert to fraction form
    13,657,625.32/20,496,541.90 = 6,469,196.88/x
  3. Step 3: Cross multiply
    13,657,625.32x = 20,496,541.90 × 6,469,196.88
  4. Step 4: Simplify right side
    13,657,625.32x = 132,596,164,910,269.27
  5. Step 5: Solve for x
    x = 132,596,164,910,269.27/13,657,625.32
  6. Step 6: Final answer
    x = 9,708,581.24

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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.