Home / 13,175,085.87-18,182,186.73-7,294,720.01

Finding the Fourth Proportional to 13,175,085.87, 18,182,186.73 and 7,294,720.01

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Solution

The fourth proportional to 13,175,085.87, 18,182,186.73 and 7,294,720.01 is: 10,067,028.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,175,085.87 : 18,182,186.73 = 7,294,720.01 : x
  2. Step 2: Convert to fraction form
    13,175,085.87/18,182,186.73 = 7,294,720.01/x
  3. Step 3: Cross multiply
    13,175,085.87x = 18,182,186.73 × 7,294,720.01
  4. Step 4: Simplify right side
    13,175,085.87x = 132,633,961,273,976.53
  5. Step 5: Solve for x
    x = 132,633,961,273,976.53/13,175,085.87
  6. Step 6: Final answer
    x = 10,067,028.22

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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.