Home / 12,474,869.68-17,215,380.12-6,968,476.62

Finding the Fourth Proportional to 12,474,869.68, 17,215,380.12 and 6,968,476.62

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Solution

The fourth proportional to 12,474,869.68, 17,215,380.12 and 6,968,476.62 is: 9,616,531.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,474,869.68 : 17,215,380.12 = 6,968,476.62 : x
  2. Step 2: Convert to fraction form
    12,474,869.68/17,215,380.12 = 6,968,476.62/x
  3. Step 3: Cross multiply
    12,474,869.68x = 17,215,380.12 × 6,968,476.62
  4. Step 4: Simplify right side
    12,474,869.68x = 119,964,973,870,632.80
  5. Step 5: Solve for x
    x = 119,964,973,870,632.80/12,474,869.68
  6. Step 6: Final answer
    x = 9,616,531.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.