Home / 13,764,494.72-20,646,774.87-4,179,945.32

Finding the Fourth Proportional to 13,764,494.72, 20,646,774.87 and 4,179,945.32

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Solution

The fourth proportional to 13,764,494.72, 20,646,774.87 and 4,179,945.32 is: 6,269,927.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,764,494.72 : 20,646,774.87 = 4,179,945.32 : x
  2. Step 2: Convert to fraction form
    13,764,494.72/20,646,774.87 = 4,179,945.32/x
  3. Step 3: Cross multiply
    13,764,494.72x = 20,646,774.87 × 4,179,945.32
  4. Step 4: Simplify right side
    13,764,494.72x = 86,302,389,990,950.11
  5. Step 5: Solve for x
    x = 86,302,389,990,950.11/13,764,494.72
  6. Step 6: Final answer
    x = 6,269,927.94

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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.