Home / 30,421,584.26-41,983,846.03-17,186,170.72

Finding the Fourth Proportional to 30,421,584.26, 41,983,846.03 and 17,186,170.72

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Solution

The fourth proportional to 30,421,584.26, 41,983,846.03 and 17,186,170.72 is: 23,718,079.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,421,584.26 : 41,983,846.03 = 17,186,170.72 : x
  2. Step 2: Convert to fraction form
    30,421,584.26/41,983,846.03 = 17,186,170.72/x
  3. Step 3: Cross multiply
    30,421,584.26x = 41,983,846.03 × 17,186,170.72
  4. Step 4: Simplify right side
    30,421,584.26x = 721,541,545,353,774.25
  5. Step 5: Solve for x
    x = 721,541,545,353,774.25/30,421,584.26
  6. Step 6: Final answer
    x = 23,718,079.22

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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.