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Finding the Fourth Proportional to 17,361,702.80, 26,054,995.80 and 9,780,621.20

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Solution

The fourth proportional to 17,361,702.80, 26,054,995.80 and 9,780,621.20 is: 14,677,940.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,361,702.80 : 26,054,995.80 = 9,780,621.20 : x
  2. Step 2: Convert to fraction form
    17,361,702.80/26,054,995.80 = 9,780,621.20/x
  3. Step 3: Cross multiply
    17,361,702.80x = 26,054,995.80 × 9,780,621.20
  4. Step 4: Simplify right side
    17,361,702.80x = 254,834,044,287,390.94
  5. Step 5: Solve for x
    x = 254,834,044,287,390.94/17,361,702.80
  6. Step 6: Final answer
    x = 14,677,940.71

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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.