Home / 30,236,218.18-41,729,523.51-17,185,438.92

Finding the Fourth Proportional to 30,236,218.18, 41,729,523.51 and 17,185,438.92

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Solution

The fourth proportional to 30,236,218.18, 41,729,523.51 and 17,185,438.92 is: 23,717,919.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,236,218.18 : 41,729,523.51 = 17,185,438.92 : x
  2. Step 2: Convert to fraction form
    30,236,218.18/41,729,523.51 = 17,185,438.92/x
  3. Step 3: Cross multiply
    30,236,218.18x = 41,729,523.51 × 17,185,438.92
  4. Step 4: Simplify right side
    30,236,218.18x = 717,140,177,233,161.38
  5. Step 5: Solve for x
    x = 717,140,177,233,161.38/30,236,218.18
  6. Step 6: Final answer
    x = 23,717,919.12

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Double scale
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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.