Home / 13,055,676.03-18,017,238.47-7,175,203.51

Finding the Fourth Proportional to 13,055,676.03, 18,017,238.47 and 7,175,203.51

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Solution

The fourth proportional to 13,055,676.03, 18,017,238.47 and 7,175,203.51 is: 9,902,003.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,055,676.03 : 18,017,238.47 = 7,175,203.51 : x
  2. Step 2: Convert to fraction form
    13,055,676.03/18,017,238.47 = 7,175,203.51/x
  3. Step 3: Cross multiply
    13,055,676.03x = 18,017,238.47 × 7,175,203.51
  4. Step 4: Simplify right side
    13,055,676.03x = 129,277,352,710,451.02
  5. Step 5: Solve for x
    x = 129,277,352,710,451.02/13,055,676.03
  6. Step 6: Final answer
    x = 9,902,003.73

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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.