Home / 6,917,825.92-10,364,316.72-4,220,759.20

Finding the Fourth Proportional to 6,917,825.92, 10,364,316.72 and 4,220,759.20

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Solution

The fourth proportional to 6,917,825.92, 10,364,316.72 and 4,220,759.20 is: 6,323,559.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,917,825.92 : 10,364,316.72 = 4,220,759.20 : x
  2. Step 2: Convert to fraction form
    6,917,825.92/10,364,316.72 = 4,220,759.20/x
  3. Step 3: Cross multiply
    6,917,825.92x = 10,364,316.72 × 4,220,759.20
  4. Step 4: Simplify right side
    6,917,825.92x = 43,745,285,147,653.83
  5. Step 5: Solve for x
    x = 43,745,285,147,653.83/6,917,825.92
  6. Step 6: Final answer
    x = 6,323,559.69

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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.