Home / 30,185,187.36-41,659,322.64-17,136,670.56

Finding the Fourth Proportional to 30,185,187.36, 41,659,322.64 and 17,136,670.56

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Solution

The fourth proportional to 30,185,187.36, 41,659,322.64 and 17,136,670.56 is: 23,650,742.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,185,187.36 : 41,659,322.64 = 17,136,670.56 : x
  2. Step 2: Convert to fraction form
    30,185,187.36/41,659,322.64 = 17,136,670.56/x
  3. Step 3: Cross multiply
    30,185,187.36x = 41,659,322.64 × 17,136,670.56
  4. Step 4: Simplify right side
    30,185,187.36x = 713,902,087,834,429.38
  5. Step 5: Solve for x
    x = 713,902,087,834,429.38/30,185,187.36
  6. Step 6: Final answer
    x = 23,650,742.31

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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.