Home / 16,381,568.25-22,607,043.86-8,939,709.79

Finding the Fourth Proportional to 16,381,568.25, 22,607,043.86 and 8,939,709.79

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Solution

The fourth proportional to 16,381,568.25, 22,607,043.86 and 8,939,709.79 is: 12,337,061.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,381,568.25 : 22,607,043.86 = 8,939,709.79 : x
  2. Step 2: Convert to fraction form
    16,381,568.25/22,607,043.86 = 8,939,709.79/x
  3. Step 3: Cross multiply
    16,381,568.25x = 22,607,043.86 × 8,939,709.79
  4. Step 4: Simplify right side
    16,381,568.25x = 202,100,411,284,033.06
  5. Step 5: Solve for x
    x = 202,100,411,284,033.06/16,381,568.25
  6. Step 6: Final answer
    x = 12,337,061.28

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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.