Home / 8,130,046.50-12,196,185.11-4,719,933.94

Finding the Fourth Proportional to 8,130,046.50, 12,196,185.11 and 4,719,933.94

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Solution

The fourth proportional to 8,130,046.50, 12,196,185.11 and 4,719,933.94 is: 7,080,548.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,130,046.50 : 12,196,185.11 = 4,719,933.94 : x
  2. Step 2: Convert to fraction form
    8,130,046.50/12,196,185.11 = 4,719,933.94/x
  3. Step 3: Cross multiply
    8,130,046.50x = 12,196,185.11 × 4,719,933.94
  4. Step 4: Simplify right side
    8,130,046.50x = 57,565,188,015,611.97
  5. Step 5: Solve for x
    x = 57,565,188,015,611.97/8,130,046.50
  6. Step 6: Final answer
    x = 7,080,548.44

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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.