Home / 13,376,037.40-20,064,056.10-8,324,747.80

Finding the Fourth Proportional to 13,376,037.40, 20,064,056.10 and 8,324,747.80

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Solution

The fourth proportional to 13,376,037.40, 20,064,056.10 and 8,324,747.80 is: 12,487,121.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,037.40 : 20,064,056.10 = 8,324,747.80 : x
  2. Step 2: Convert to fraction form
    13,376,037.40/20,064,056.10 = 8,324,747.80/x
  3. Step 3: Cross multiply
    13,376,037.40x = 20,064,056.10 × 8,324,747.80
  4. Step 4: Simplify right side
    13,376,037.40x = 167,028,206,877,551.59
  5. Step 5: Solve for x
    x = 167,028,206,877,551.59/13,376,037.40
  6. Step 6: Final answer
    x = 12,487,121.70

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Similar ratio
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1.5x scale

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.