Home / 11,401,179.84-17,101,880.64-9,121,039.92

Finding the Fourth Proportional to 11,401,179.84, 17,101,880.64 and 9,121,039.92

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Solution

The fourth proportional to 11,401,179.84, 17,101,880.64 and 9,121,039.92 is: 13,681,648.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,401,179.84 : 17,101,880.64 = 9,121,039.92 : x
  2. Step 2: Convert to fraction form
    11,401,179.84/17,101,880.64 = 9,121,039.92/x
  3. Step 3: Cross multiply
    11,401,179.84x = 17,101,880.64 × 9,121,039.92
  4. Step 4: Simplify right side
    11,401,179.84x = 155,986,936,024,515.16
  5. Step 5: Solve for x
    x = 155,986,936,024,515.16/11,401,179.84
  6. Step 6: Final answer
    x = 13,681,648.58

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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.