Home / 13,298,007.42-19,947,016.60-3,200,628.42

Finding the Fourth Proportional to 13,298,007.42, 19,947,016.60 and 3,200,628.42

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Solution

The fourth proportional to 13,298,007.42, 19,947,016.60 and 3,200,628.42 is: 4,800,943.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,298,007.42 : 19,947,016.60 = 3,200,628.42 : x
  2. Step 2: Convert to fraction form
    13,298,007.42/19,947,016.60 = 3,200,628.42/x
  3. Step 3: Cross multiply
    13,298,007.42x = 19,947,016.60 × 3,200,628.42
  4. Step 4: Simplify right side
    13,298,007.42x = 63,842,988,216,170.20
  5. Step 5: Solve for x
    x = 63,842,988,216,170.20/13,298,007.42
  6. Step 6: Final answer
    x = 4,800,943.95

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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.