Home / 12,981,606.04-19,471,867.65-3,396,772.36

Finding the Fourth Proportional to 12,981,606.04, 19,471,867.65 and 3,396,772.36

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Solution

The fourth proportional to 12,981,606.04, 19,471,867.65 and 3,396,772.36 is: 5,095,016.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,981,606.04 : 19,471,867.65 = 3,396,772.36 : x
  2. Step 2: Convert to fraction form
    12,981,606.04/19,471,867.65 = 3,396,772.36/x
  3. Step 3: Cross multiply
    12,981,606.04x = 19,471,867.65 × 3,396,772.36
  4. Step 4: Simplify right side
    12,981,606.04x = 66,141,501,831,098.15
  5. Step 5: Solve for x
    x = 66,141,501,831,098.15/12,981,606.04
  6. Step 6: Final answer
    x = 5,095,016.87

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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.