Home / 13,083,759.26-18,055,588.59-7,282,416.55

Finding the Fourth Proportional to 13,083,759.26, 18,055,588.59 and 7,282,416.55

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Solution

The fourth proportional to 13,083,759.26, 18,055,588.59 and 7,282,416.55 is: 10,049,735.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,083,759.26 : 18,055,588.59 = 7,282,416.55 : x
  2. Step 2: Convert to fraction form
    13,083,759.26/18,055,588.59 = 7,282,416.55/x
  3. Step 3: Cross multiply
    13,083,759.26x = 18,055,588.59 × 7,282,416.55
  4. Step 4: Simplify right side
    13,083,759.26x = 131,488,317,077,529.22
  5. Step 5: Solve for x
    x = 131,488,317,077,529.22/13,083,759.26
  6. Step 6: Final answer
    x = 10,049,735.28

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1.5x scale

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.