Home / 13,325,391.66-19,988,087.34-4,805,728

Finding the Fourth Proportional to 13,325,391.66, 19,988,087.34 and 4,805,728

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Solution

The fourth proportional to 13,325,391.66, 19,988,087.34 and 4,805,728 is: 7,208,591.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,325,391.66 : 19,988,087.34 = 4,805,728 : x
  2. Step 2: Convert to fraction form
    13,325,391.66/19,988,087.34 = 4,805,728/x
  3. Step 3: Cross multiply
    13,325,391.66x = 19,988,087.34 × 4,805,728
  4. Step 4: Simplify right side
    13,325,391.66x = 96,057,310,996,283.52
  5. Step 5: Solve for x
    x = 96,057,310,996,283.52/13,325,391.66
  6. Step 6: Final answer
    x = 7,208,591.95

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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.