Home / 17,343,834-26,137,647.78-15,616,816.80

Finding the Fourth Proportional to 17,343,834, 26,137,647.78 and 15,616,816.80

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Solution

The fourth proportional to 17,343,834, 26,137,647.78 and 15,616,816.80 is: 23,534,984.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,343,834 : 26,137,647.78 = 15,616,816.80 : x
  2. Step 2: Convert to fraction form
    17,343,834/26,137,647.78 = 15,616,816.80/x
  3. Step 3: Cross multiply
    17,343,834x = 26,137,647.78 × 15,616,816.80
  4. Step 4: Simplify right side
    17,343,834x = 408,186,856,963,186.75
  5. Step 5: Solve for x
    x = 408,186,856,963,186.75/17,343,834
  6. Step 6: Final answer
    x = 23,534,984.07

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.