Home / 16,878,267.87-25,314,449.85-4,744,847.12

Finding the Fourth Proportional to 16,878,267.87, 25,314,449.85 and 4,744,847.12

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Solution

The fourth proportional to 16,878,267.87, 25,314,449.85 and 4,744,847.12 is: 7,116,440.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,878,267.87 : 25,314,449.85 = 4,744,847.12 : x
  2. Step 2: Convert to fraction form
    16,878,267.87/25,314,449.85 = 4,744,847.12/x
  3. Step 3: Cross multiply
    16,878,267.87x = 25,314,449.85 × 4,744,847.12
  4. Step 4: Simplify right side
    16,878,267.87x = 120,113,194,338,584.70
  5. Step 5: Solve for x
    x = 120,113,194,338,584.70/16,878,267.87
  6. Step 6: Final answer
    x = 7,116,440.81

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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.