Home / 17,936,979.60-26,905,469.40-8,840,809.20

Finding the Fourth Proportional to 17,936,979.60, 26,905,469.40 and 8,840,809.20

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Solution

The fourth proportional to 17,936,979.60, 26,905,469.40 and 8,840,809.20 is: 13,261,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,936,979.60 : 26,905,469.40 = 8,840,809.20 : x
  2. Step 2: Convert to fraction form
    17,936,979.60/26,905,469.40 = 8,840,809.20/x
  3. Step 3: Cross multiply
    17,936,979.60x = 26,905,469.40 × 8,840,809.20
  4. Step 4: Simplify right side
    17,936,979.60x = 237,866,121,401,838.44
  5. Step 5: Solve for x
    x = 237,866,121,401,838.44/17,936,979.60
  6. Step 6: Final answer
    x = 13,261,213.80

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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.