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Finding the Fourth Proportional to 17,361,710.80, 26,055,007.80 and 9,780,629.20

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Solution

The fourth proportional to 17,361,710.80, 26,055,007.80 and 9,780,629.20 is: 14,677,952.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,361,710.80 : 26,055,007.80 = 9,780,629.20 : x
  2. Step 2: Convert to fraction form
    17,361,710.80/26,055,007.80 = 9,780,629.20/x
  3. Step 3: Cross multiply
    17,361,710.80x = 26,055,007.80 × 9,780,629.20
  4. Step 4: Simplify right side
    17,361,710.80x = 254,834,370,094,907.75
  5. Step 5: Solve for x
    x = 254,834,370,094,907.75/17,361,710.80
  6. Step 6: Final answer
    x = 14,677,952.71

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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.