Home / 11,967,895.06-17,950,720.70-3,880,940.76

Finding the Fourth Proportional to 11,967,895.06, 17,950,720.70 and 3,880,940.76

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Solution

The fourth proportional to 11,967,895.06, 17,950,720.70 and 3,880,940.76 is: 5,821,047.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,967,895.06 : 17,950,720.70 = 3,880,940.76 : x
  2. Step 2: Convert to fraction form
    11,967,895.06/17,950,720.70 = 3,880,940.76/x
  3. Step 3: Cross multiply
    11,967,895.06x = 17,950,720.70 × 3,880,940.76
  4. Step 4: Simplify right side
    11,967,895.06x = 69,665,683,631,154.55
  5. Step 5: Solve for x
    x = 69,665,683,631,154.55/11,967,895.06
  6. Step 6: Final answer
    x = 5,821,047.33

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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.