Home / 6,455,020.96-8,907,576.08-3,553,860.80

Finding the Fourth Proportional to 6,455,020.96, 8,907,576.08 and 3,553,860.80

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Solution

The fourth proportional to 6,455,020.96, 8,907,576.08 and 3,553,860.80 is: 4,904,133.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,455,020.96 : 8,907,576.08 = 3,553,860.80 : x
  2. Step 2: Convert to fraction form
    6,455,020.96/8,907,576.08 = 3,553,860.80/x
  3. Step 3: Cross multiply
    6,455,020.96x = 8,907,576.08 × 3,553,860.80
  4. Step 4: Simplify right side
    6,455,020.96x = 31,656,285,453,729.66
  5. Step 5: Solve for x
    x = 31,656,285,453,729.66/6,455,020.96
  6. Step 6: Final answer
    x = 4,904,133.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.