Home / 21,784,785.88-30,062,756.46-11,995,025.44

Finding the Fourth Proportional to 21,784,785.88, 30,062,756.46 and 11,995,025.44

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Solution

The fourth proportional to 21,784,785.88, 30,062,756.46 and 11,995,025.44 is: 16,552,998.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,784,785.88 : 30,062,756.46 = 11,995,025.44 : x
  2. Step 2: Convert to fraction form
    21,784,785.88/30,062,756.46 = 11,995,025.44/x
  3. Step 3: Cross multiply
    21,784,785.88x = 30,062,756.46 × 11,995,025.44
  4. Step 4: Simplify right side
    21,784,785.88x = 360,603,528,534,224.31
  5. Step 5: Solve for x
    x = 360,603,528,534,224.31/21,784,785.88
  6. Step 6: Final answer
    x = 16,552,998.52

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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.