Home / 28,999,234.80-43,497,469.80-9,828,111.60

Finding the Fourth Proportional to 28,999,234.80, 43,497,469.80 and 9,828,111.60

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Solution

The fourth proportional to 28,999,234.80, 43,497,469.80 and 9,828,111.60 is: 14,741,698.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,999,234.80 : 43,497,469.80 = 9,828,111.60 : x
  2. Step 2: Convert to fraction form
    28,999,234.80/43,497,469.80 = 9,828,111.60/x
  3. Step 3: Cross multiply
    28,999,234.80x = 43,497,469.80 × 9,828,111.60
  4. Step 4: Simplify right side
    28,999,234.80x = 427,497,987,512,029.62
  5. Step 5: Solve for x
    x = 427,497,987,512,029.62/28,999,234.80
  6. Step 6: Final answer
    x = 14,741,698.89

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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.