Home / 11,880,476.73-17,828,211.78-5,057,039.16

Finding the Fourth Proportional to 11,880,476.73, 17,828,211.78 and 5,057,039.16

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Solution

The fourth proportional to 11,880,476.73, 17,828,211.78 and 5,057,039.16 is: 7,588,749.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,880,476.73 : 17,828,211.78 = 5,057,039.16 : x
  2. Step 2: Convert to fraction form
    11,880,476.73/17,828,211.78 = 5,057,039.16/x
  3. Step 3: Cross multiply
    11,880,476.73x = 17,828,211.78 × 5,057,039.16
  4. Step 4: Simplify right side
    11,880,476.73x = 90,157,965,124,233.31
  5. Step 5: Solve for x
    x = 90,157,965,124,233.31/11,880,476.73
  6. Step 6: Final answer
    x = 7,588,749.78

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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.