Home / 7,381,138.20-11,071,707.30-5,839,959.30

Finding the Fourth Proportional to 7,381,138.20, 11,071,707.30 and 5,839,959.30

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Solution

The fourth proportional to 7,381,138.20, 11,071,707.30 and 5,839,959.30 is: 8,759,938.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,138.20 : 11,071,707.30 = 5,839,959.30 : x
  2. Step 2: Convert to fraction form
    7,381,138.20/11,071,707.30 = 5,839,959.30/x
  3. Step 3: Cross multiply
    7,381,138.20x = 11,071,707.30 × 5,839,959.30
  4. Step 4: Simplify right side
    7,381,138.20x = 64,658,320,013,512.89
  5. Step 5: Solve for x
    x = 64,658,320,013,512.89/7,381,138.20
  6. Step 6: Final answer
    x = 8,759,938.95

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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.