Home / 12,060,468.60-18,085,173.30-5,325,415.80

Finding the Fourth Proportional to 12,060,468.60, 18,085,173.30 and 5,325,415.80

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Solution

The fourth proportional to 12,060,468.60, 18,085,173.30 and 5,325,415.80 is: 7,985,682.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,060,468.60 : 18,085,173.30 = 5,325,415.80 : x
  2. Step 2: Convert to fraction form
    12,060,468.60/18,085,173.30 = 5,325,415.80/x
  3. Step 3: Cross multiply
    12,060,468.60x = 18,085,173.30 × 5,325,415.80
  4. Step 4: Simplify right side
    12,060,468.60x = 96,311,067,637,558.14
  5. Step 5: Solve for x
    x = 96,311,067,637,558.14/12,060,468.60
  6. Step 6: Final answer
    x = 7,985,682.05

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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.