Home / 14,261,540.20-21,387,644.70-5,284,925.80

Finding the Fourth Proportional to 14,261,540.20, 21,387,644.70 and 5,284,925.80

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Solution

The fourth proportional to 14,261,540.20, 21,387,644.70 and 5,284,925.80 is: 7,925,659.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,261,540.20 : 21,387,644.70 = 5,284,925.80 : x
  2. Step 2: Convert to fraction form
    14,261,540.20/21,387,644.70 = 5,284,925.80/x
  3. Step 3: Cross multiply
    14,261,540.20x = 21,387,644.70 × 5,284,925.80
  4. Step 4: Simplify right side
    14,261,540.20x = 113,032,115,276,263.25
  5. Step 5: Solve for x
    x = 113,032,115,276,263.25/14,261,540.20
  6. Step 6: Final answer
    x = 7,925,659.76

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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.