Home / 13,763,498.22-20,643,911.64-4,178,959.83

Finding the Fourth Proportional to 13,763,498.22, 20,643,911.64 and 4,178,959.83

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Solution

The fourth proportional to 13,763,498.22, 20,643,911.64 and 4,178,959.83 is: 6,268,034.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,763,498.22 : 20,643,911.64 = 4,178,959.83 : x
  2. Step 2: Convert to fraction form
    13,763,498.22/20,643,911.64 = 4,178,959.83/x
  3. Step 3: Cross multiply
    13,763,498.22x = 20,643,911.64 × 4,178,959.83
  4. Step 4: Simplify right side
    13,763,498.22x = 86,270,077,477,629.42
  5. Step 5: Solve for x
    x = 86,270,077,477,629.42/13,763,498.22
  6. Step 6: Final answer
    x = 6,268,034.19

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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.