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Finding the Fourth Proportional to 17,361,704.80, 26,054,998.80 and 9,780,623.20

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Solution

The fourth proportional to 17,361,704.80, 26,054,998.80 and 9,780,623.20 is: 14,677,943.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,361,704.80 : 26,054,998.80 = 9,780,623.20 : x
  2. Step 2: Convert to fraction form
    17,361,704.80/26,054,998.80 = 9,780,623.20/x
  3. Step 3: Cross multiply
    17,361,704.80x = 26,054,998.80 × 9,780,623.20
  4. Step 4: Simplify right side
    17,361,704.80x = 254,834,125,739,252.16
  5. Step 5: Solve for x
    x = 254,834,125,739,252.16/17,361,704.80
  6. Step 6: Final answer
    x = 14,677,943.71

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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.