Home / 7,481,987.42-10,325,257.53-4,383,769.32

Finding the Fourth Proportional to 7,481,987.42, 10,325,257.53 and 4,383,769.32

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Solution

The fourth proportional to 7,481,987.42, 10,325,257.53 and 4,383,769.32 is: 6,049,668.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481,987.42 : 10,325,257.53 = 4,383,769.32 : x
  2. Step 2: Convert to fraction form
    7,481,987.42/10,325,257.53 = 4,383,769.32/x
  3. Step 3: Cross multiply
    7,481,987.42x = 10,325,257.53 × 4,383,769.32
  4. Step 4: Simplify right side
    7,481,987.42x = 45,263,547,129,486.70
  5. Step 5: Solve for x
    x = 45,263,547,129,486.70/7,481,987.42
  6. Step 6: Final answer
    x = 6,049,668.97

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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.