Home / 11,870,959.20-17,806,957.20-3,892,783.20

Finding the Fourth Proportional to 11,870,959.20, 17,806,957.20 and 3,892,783.20

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Solution

The fourth proportional to 11,870,959.20, 17,806,957.20 and 3,892,783.20 is: 5,839,344.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,870,959.20 : 17,806,957.20 = 3,892,783.20 : x
  2. Step 2: Convert to fraction form
    11,870,959.20/17,806,957.20 = 3,892,783.20/x
  3. Step 3: Cross multiply
    11,870,959.20x = 17,806,957.20 × 3,892,783.20
  4. Step 4: Simplify right side
    11,870,959.20x = 69,318,623,831,279.04
  5. Step 5: Solve for x
    x = 69,318,623,831,279.04/11,870,959.20
  6. Step 6: Final answer
    x = 5,839,344.80

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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.