Home / 6,231,980.60-9,328,815.35-5,312,613.30

Finding the Fourth Proportional to 6,231,980.60, 9,328,815.35 and 5,312,613.30

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Solution

The fourth proportional to 6,231,980.60, 9,328,815.35 and 5,312,613.30 is: 7,952,590.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231,980.60 : 9,328,815.35 = 5,312,613.30 : x
  2. Step 2: Convert to fraction form
    6,231,980.60/9,328,815.35 = 5,312,613.30/x
  3. Step 3: Cross multiply
    6,231,980.60x = 9,328,815.35 × 5,312,613.30
  4. Step 4: Simplify right side
    6,231,980.60x = 49,560,388,475,091.09
  5. Step 5: Solve for x
    x = 49,560,388,475,091.09/6,231,980.60
  6. Step 6: Final answer
    x = 7,952,590.31

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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.