Home / 30,185,185.36-41,659,319.88-17,136,668.56

Finding the Fourth Proportional to 30,185,185.36, 41,659,319.88 and 17,136,668.56

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Solution

The fourth proportional to 30,185,185.36, 41,659,319.88 and 17,136,668.56 is: 23,650,739.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,185,185.36 : 41,659,319.88 = 17,136,668.56 : x
  2. Step 2: Convert to fraction form
    30,185,185.36/41,659,319.88 = 17,136,668.56/x
  3. Step 3: Cross multiply
    30,185,185.36x = 41,659,319.88 × 17,136,668.56
  4. Step 4: Simplify right side
    30,185,185.36x = 713,901,957,218,579
  5. Step 5: Solve for x
    x = 713,901,957,218,579/30,185,185.36
  6. Step 6: Final answer
    x = 23,650,739.55

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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.