Home / 13,763,499.22-20,643,913.14-4,178,960.83

Finding the Fourth Proportional to 13,763,499.22, 20,643,913.14 and 4,178,960.83

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Solution

The fourth proportional to 13,763,499.22, 20,643,913.14 and 4,178,960.83 is: 6,268,035.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,763,499.22 : 20,643,913.14 = 4,178,960.83 : x
  2. Step 2: Convert to fraction form
    13,763,499.22/20,643,913.14 = 4,178,960.83/x
  3. Step 3: Cross multiply
    13,763,499.22x = 20,643,913.14 × 4,178,960.83
  4. Step 4: Simplify right side
    13,763,499.22x = 86,270,104,389,982.31
  5. Step 5: Solve for x
    x = 86,270,104,389,982.31/13,763,499.22
  6. Step 6: Final answer
    x = 6,268,035.69

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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.