Home / 30,971,175.39-46,453,743.81-9,405,964.22

Finding the Fourth Proportional to 30,971,175.39, 46,453,743.81 and 9,405,964.22

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Solution

The fourth proportional to 30,971,175.39, 46,453,743.81 and 9,405,964.22 is: 14,108,029.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,971,175.39 : 46,453,743.81 = 9,405,964.22 : x
  2. Step 2: Convert to fraction form
    30,971,175.39/46,453,743.81 = 9,405,964.22/x
  3. Step 3: Cross multiply
    30,971,175.39x = 46,453,743.81 × 9,405,964.22
  4. Step 4: Simplify right side
    30,971,175.39x = 436,942,251,929,637.75
  5. Step 5: Solve for x
    x = 436,942,251,929,637.75/30,971,175.39
  6. Step 6: Final answer
    x = 14,108,029.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.