Home / 29,124,920.80-43,603,400.40-17,787,512.80

Finding the Fourth Proportional to 29,124,920.80, 43,603,400.40 and 17,787,512.80

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Solution

The fourth proportional to 29,124,920.80, 43,603,400.40 and 17,787,512.80 is: 26,629,979.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,124,920.80 : 43,603,400.40 = 17,787,512.80 : x
  2. Step 2: Convert to fraction form
    29,124,920.80/43,603,400.40 = 17,787,512.80/x
  3. Step 3: Cross multiply
    29,124,920.80x = 43,603,400.40 × 17,787,512.80
  4. Step 4: Simplify right side
    29,124,920.80x = 775,596,042,738,525.12
  5. Step 5: Solve for x
    x = 775,596,042,738,525.12/29,124,920.80
  6. Step 6: Final answer
    x = 26,629,979.46

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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.