Home / 12,585,199.33-18,844,904.38-11,818,102.70

Finding the Fourth Proportional to 12,585,199.33, 18,844,904.38 and 11,818,102.70

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Solution

The fourth proportional to 12,585,199.33, 18,844,904.38 and 11,818,102.70 is: 17,696,264.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,585,199.33 : 18,844,904.38 = 11,818,102.70 : x
  2. Step 2: Convert to fraction form
    12,585,199.33/18,844,904.38 = 11,818,102.70/x
  3. Step 3: Cross multiply
    12,585,199.33x = 18,844,904.38 × 11,818,102.70
  4. Step 4: Simplify right side
    12,585,199.33x = 222,711,015,240,295.31
  5. Step 5: Solve for x
    x = 222,711,015,240,295.31/12,585,199.33
  6. Step 6: Final answer
    x = 17,696,264.44

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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.