Home / 13,082,349.97-18,053,324.33-7,201,936.36

Finding the Fourth Proportional to 13,082,349.97, 18,053,324.33 and 7,201,936.36

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Solution

The fourth proportional to 13,082,349.97, 18,053,324.33 and 7,201,936.36 is: 9,938,496.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,082,349.97 : 18,053,324.33 = 7,201,936.36 : x
  2. Step 2: Convert to fraction form
    13,082,349.97/18,053,324.33 = 7,201,936.36/x
  3. Step 3: Cross multiply
    13,082,349.97x = 18,053,324.33 × 7,201,936.36
  4. Step 4: Simplify right side
    13,082,349.97x = 130,018,892,911,099.62
  5. Step 5: Solve for x
    x = 130,018,892,911,099.62/13,082,349.97
  6. Step 6: Final answer
    x = 9,938,496.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.