Home / 20,962,312.74-31,449,886.24-10,734,414.26

Finding the Fourth Proportional to 20,962,312.74, 31,449,886.24 and 10,734,414.26

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Solution

The fourth proportional to 20,962,312.74, 31,449,886.24 and 10,734,414.26 is: 16,104,907.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,962,312.74 : 31,449,886.24 = 10,734,414.26 : x
  2. Step 2: Convert to fraction form
    20,962,312.74/31,449,886.24 = 10,734,414.26/x
  3. Step 3: Cross multiply
    20,962,312.74x = 31,449,886.24 × 10,734,414.26
  4. Step 4: Simplify right side
    20,962,312.74x = 337,596,107,330,033.75
  5. Step 5: Solve for x
    x = 337,596,107,330,033.75/20,962,312.74
  6. Step 6: Final answer
    x = 16,104,907.48

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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.