Home / 13,591,162.80-20,393,851.95-5,504,992.74

Finding the Fourth Proportional to 13,591,162.80, 20,393,851.95 and 5,504,992.74

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Solution

The fourth proportional to 13,591,162.80, 20,393,851.95 and 5,504,992.74 is: 8,260,368.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,591,162.80 : 20,393,851.95 = 5,504,992.74 : x
  2. Step 2: Convert to fraction form
    13,591,162.80/20,393,851.95 = 5,504,992.74/x
  3. Step 3: Cross multiply
    13,591,162.80x = 20,393,851.95 × 5,504,992.74
  4. Step 4: Simplify right side
    13,591,162.80x = 112,268,006,925,384.84
  5. Step 5: Solve for x
    x = 112,268,006,925,384.84/13,591,162.80
  6. Step 6: Final answer
    x = 8,260,368.05

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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.