Home / 13,055,675.03-18,017,237.09-7,175,202.51

Finding the Fourth Proportional to 13,055,675.03, 18,017,237.09 and 7,175,202.51

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Solution

The fourth proportional to 13,055,675.03, 18,017,237.09 and 7,175,202.51 is: 9,902,002.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,055,675.03 : 18,017,237.09 = 7,175,202.51 : x
  2. Step 2: Convert to fraction form
    13,055,675.03/18,017,237.09 = 7,175,202.51/x
  3. Step 3: Cross multiply
    13,055,675.03x = 18,017,237.09 × 7,175,202.51
  4. Step 4: Simplify right side
    13,055,675.03x = 129,277,324,665,470.91
  5. Step 5: Solve for x
    x = 129,277,324,665,470.91/13,055,675.03
  6. Step 6: Final answer
    x = 9,902,002.34

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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.