Home / 15,751,972.80-23,627,959.20-13,484,491.20

Finding the Fourth Proportional to 15,751,972.80, 23,627,959.20 and 13,484,491.20

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Solution

The fourth proportional to 15,751,972.80, 23,627,959.20 and 13,484,491.20 is: 20,226,736.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,751,972.80 : 23,627,959.20 = 13,484,491.20 : x
  2. Step 2: Convert to fraction form
    15,751,972.80/23,627,959.20 = 13,484,491.20/x
  3. Step 3: Cross multiply
    15,751,972.80x = 23,627,959.20 × 13,484,491.20
  4. Step 4: Simplify right side
    15,751,972.80x = 318,611,007,906,359
  5. Step 5: Solve for x
    x = 318,611,007,906,359/15,751,972.80
  6. Step 6: Final answer
    x = 20,226,736.80

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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.