Home / 13,298,016.92-19,947,030.84-3,200,637.92

Finding the Fourth Proportional to 13,298,016.92, 19,947,030.84 and 3,200,637.92

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Solution

The fourth proportional to 13,298,016.92, 19,947,030.84 and 3,200,637.92 is: 4,800,958.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,298,016.92 : 19,947,030.84 = 3,200,637.92 : x
  2. Step 2: Convert to fraction form
    13,298,016.92/19,947,030.84 = 3,200,637.92/x
  3. Step 3: Cross multiply
    13,298,016.92x = 19,947,030.84 × 3,200,637.92
  4. Step 4: Simplify right side
    13,298,016.92x = 63,843,223,297,913.45
  5. Step 5: Solve for x
    x = 63,843,223,297,913.45/13,298,016.92
  6. Step 6: Final answer
    x = 4,800,958.19

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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.