Home / 20,295,887.36-30,448,309.53-5,920,080.26

Finding the Fourth Proportional to 20,295,887.36, 30,448,309.53 and 5,920,080.26

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Solution

The fourth proportional to 20,295,887.36, 30,448,309.53 and 5,920,080.26 is: 8,881,426.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,295,887.36 : 30,448,309.53 = 5,920,080.26 : x
  2. Step 2: Convert to fraction form
    20,295,887.36/30,448,309.53 = 5,920,080.26/x
  3. Step 3: Cross multiply
    20,295,887.36x = 30,448,309.53 × 5,920,080.26
  4. Step 4: Simplify right side
    20,295,887.36x = 180,256,436,198,922.88
  5. Step 5: Solve for x
    x = 180,256,436,198,922.88/20,295,887.36
  6. Step 6: Final answer
    x = 8,881,426.71

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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.