Home / 39,195,519.11-58,789,477.47-11,902,048.28

Finding the Fourth Proportional to 39,195,519.11, 58,789,477.47 and 11,902,048.28

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Solution

The fourth proportional to 39,195,519.11, 58,789,477.47 and 11,902,048.28 is: 17,851,918.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,195,519.11 : 58,789,477.47 = 11,902,048.28 : x
  2. Step 2: Convert to fraction form
    39,195,519.11/58,789,477.47 = 11,902,048.28/x
  3. Step 3: Cross multiply
    39,195,519.11x = 58,789,477.47 × 11,902,048.28
  4. Step 4: Simplify right side
    39,195,519.11x = 699,715,199,203,912.25
  5. Step 5: Solve for x
    x = 699,715,199,203,912.25/39,195,519.11
  6. Step 6: Final answer
    x = 17,851,918.16

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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.