Home / 13,910,136.80-20,865,205.20-8,808,303.20

Finding the Fourth Proportional to 13,910,136.80, 20,865,205.20 and 8,808,303.20

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Solution

The fourth proportional to 13,910,136.80, 20,865,205.20 and 8,808,303.20 is: 13,212,454.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,910,136.80 : 20,865,205.20 = 8,808,303.20 : x
  2. Step 2: Convert to fraction form
    13,910,136.80/20,865,205.20 = 8,808,303.20/x
  3. Step 3: Cross multiply
    13,910,136.80x = 20,865,205.20 × 8,808,303.20
  4. Step 4: Simplify right side
    13,910,136.80x = 183,787,053,731,816.62
  5. Step 5: Solve for x
    x = 183,787,053,731,816.62/13,910,136.80
  6. Step 6: Final answer
    x = 13,212,454.80

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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.