Home / 13,747,039.82-18,968,806.08-7,944,701.00

Finding the Fourth Proportional to 13,747,039.82, 18,968,806.08 and 7,944,701.00

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Solution

The fourth proportional to 13,747,039.82, 18,968,806.08 and 7,944,701.00 is: 10,962,468.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,747,039.82 : 18,968,806.08 = 7,944,701.00 : x
  2. Step 2: Convert to fraction form
    13,747,039.82/18,968,806.08 = 7,944,701.00/x
  3. Step 3: Cross multiply
    13,747,039.82x = 18,968,806.08 × 7,944,701.00
  4. Step 4: Simplify right side
    13,747,039.82x = 150,701,492,537,738.03
  5. Step 5: Solve for x
    x = 150,701,492,537,738.03/13,747,039.82
  6. Step 6: Final answer
    x = 10,962,468.62

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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.