Home / 13,740,470.77-20,614,695.22-5,538,880.39

Finding the Fourth Proportional to 13,740,470.77, 20,614,695.22 and 5,538,880.39

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Solution

The fourth proportional to 13,740,470.77, 20,614,695.22 and 5,538,880.39 is: 8,309,928.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,740,470.77 : 20,614,695.22 = 5,538,880.39 : x
  2. Step 2: Convert to fraction form
    13,740,470.77/20,614,695.22 = 5,538,880.39/x
  3. Step 3: Cross multiply
    13,740,470.77x = 20,614,695.22 × 5,538,880.39
  4. Step 4: Simplify right side
    13,740,470.77x = 114,182,330,982,964.06
  5. Step 5: Solve for x
    x = 114,182,330,982,964.06/13,740,470.77
  6. Step 6: Final answer
    x = 8,309,928.60

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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.