Home / 13,325,181.60-19,997,103.60-8,544,496.80

Finding the Fourth Proportional to 13,325,181.60, 19,997,103.60 and 8,544,496.80

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Solution

The fourth proportional to 13,325,181.60, 19,997,103.60 and 8,544,496.80 is: 12,822,728.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,325,181.60 : 19,997,103.60 = 8,544,496.80 : x
  2. Step 2: Convert to fraction form
    13,325,181.60/19,997,103.60 = 8,544,496.80/x
  3. Step 3: Cross multiply
    13,325,181.60x = 19,997,103.60 × 8,544,496.80
  4. Step 4: Simplify right side
    13,325,181.60x = 170,865,187,719,468.50
  5. Step 5: Solve for x
    x = 170,865,187,719,468.50/13,325,181.60
  6. Step 6: Final answer
    x = 12,822,728.64

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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.