Home / 11,861,542.80-17,792,314.20-7,074,637.20

Finding the Fourth Proportional to 11,861,542.80, 17,792,314.20 and 7,074,637.20

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Solution

The fourth proportional to 11,861,542.80, 17,792,314.20 and 7,074,637.20 is: 10,611,955.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,861,542.80 : 17,792,314.20 = 7,074,637.20 : x
  2. Step 2: Convert to fraction form
    11,861,542.80/17,792,314.20 = 7,074,637.20/x
  3. Step 3: Cross multiply
    11,861,542.80x = 17,792,314.20 × 7,074,637.20
  4. Step 4: Simplify right side
    11,861,542.80x = 125,874,167,913,408.23
  5. Step 5: Solve for x
    x = 125,874,167,913,408.23/11,861,542.80
  6. Step 6: Final answer
    x = 10,611,955.80

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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.