Home / 8,661,181.65-11,955,094.20-4,992,550.31

Finding the Fourth Proportional to 8,661,181.65, 11,955,094.20 and 4,992,550.31

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Solution

The fourth proportional to 8,661,181.65, 11,955,094.20 and 4,992,550.31 is: 6,891,254.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,661,181.65 : 11,955,094.20 = 4,992,550.31 : x
  2. Step 2: Convert to fraction form
    8,661,181.65/11,955,094.20 = 4,992,550.31/x
  3. Step 3: Cross multiply
    8,661,181.65x = 11,955,094.20 × 4,992,550.31
  4. Step 4: Simplify right side
    8,661,181.65x = 59,686,409,194,513.73
  5. Step 5: Solve for x
    x = 59,686,409,194,513.73/8,661,181.65
  6. Step 6: Final answer
    x = 6,891,254.75

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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.