Home / 30,568,069.13-45,852,095.33-20,954,301.44

Finding the Fourth Proportional to 30,568,069.13, 45,852,095.33 and 20,954,301.44

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Solution

The fourth proportional to 30,568,069.13, 45,852,095.33 and 20,954,301.44 is: 31,431,446.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,568,069.13 : 45,852,095.33 = 20,954,301.44 : x
  2. Step 2: Convert to fraction form
    30,568,069.13/45,852,095.33 = 20,954,301.44/x
  3. Step 3: Cross multiply
    30,568,069.13x = 45,852,095.33 × 20,954,301.44
  4. Step 4: Simplify right side
    30,568,069.13x = 960,798,627,095,664.88
  5. Step 5: Solve for x
    x = 960,798,627,095,664.88/30,568,069.13
  6. Step 6: Final answer
    x = 31,431,446.42

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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.