Home / 30,251,016.36-41,749,931.93-17,200,230.75

Finding the Fourth Proportional to 30,251,016.36, 41,749,931.93 and 17,200,230.75

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Solution

The fourth proportional to 30,251,016.36, 41,749,931.93 and 17,200,230.75 is: 23,738,325.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,251,016.36 : 41,749,931.93 = 17,200,230.75 : x
  2. Step 2: Convert to fraction form
    30,251,016.36/41,749,931.93 = 17,200,230.75/x
  3. Step 3: Cross multiply
    30,251,016.36x = 41,749,931.93 × 17,200,230.75
  4. Step 4: Simplify right side
    30,251,016.36x = 718,108,462,906,791.62
  5. Step 5: Solve for x
    x = 718,108,462,906,791.62/30,251,016.36
  6. Step 6: Final answer
    x = 23,738,325.16

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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.