Home / 14,216,960.80-21,319,220.40-5,694,464.80

Finding the Fourth Proportional to 14,216,960.80, 21,319,220.40 and 5,694,464.80

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Solution

The fourth proportional to 14,216,960.80, 21,319,220.40 and 5,694,464.80 is: 8,539,205.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,216,960.80 : 21,319,220.40 = 5,694,464.80 : x
  2. Step 2: Convert to fraction form
    14,216,960.80/21,319,220.40 = 5,694,464.80/x
  3. Step 3: Cross multiply
    14,216,960.80x = 21,319,220.40 × 5,694,464.80
  4. Step 4: Simplify right side
    14,216,960.80x = 121,401,550,131,241.91
  5. Step 5: Solve for x
    x = 121,401,550,131,241.91/14,216,960.80
  6. Step 6: Final answer
    x = 8,539,205.52

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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.