Home / 11,968,187.89-17,954,803.91-3,880,532.87

Finding the Fourth Proportional to 11,968,187.89, 17,954,803.91 and 3,880,532.87

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Solution

The fourth proportional to 11,968,187.89, 17,954,803.91 and 3,880,532.87 is: 5,821,617.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,968,187.89 : 17,954,803.91 = 3,880,532.87 : x
  2. Step 2: Convert to fraction form
    11,968,187.89/17,954,803.91 = 3,880,532.87/x
  3. Step 3: Cross multiply
    11,968,187.89x = 17,954,803.91 × 3,880,532.87
  4. Step 4: Simplify right side
    11,968,187.89x = 69,674,206,747,159.52
  5. Step 5: Solve for x
    x = 69,674,206,747,159.52/11,968,187.89
  6. Step 6: Final answer
    x = 5,821,617.06

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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.