Home / 6,731,481.68-9,289,443.84-3,675,698.72

Finding the Fourth Proportional to 6,731,481.68, 9,289,443.84 and 3,675,698.72

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Solution

The fourth proportional to 6,731,481.68, 9,289,443.84 and 3,675,698.72 is: 5,072,463.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,731,481.68 : 9,289,443.84 = 3,675,698.72 : x
  2. Step 2: Convert to fraction form
    6,731,481.68/9,289,443.84 = 3,675,698.72/x
  3. Step 3: Cross multiply
    6,731,481.68x = 9,289,443.84 × 3,675,698.72
  4. Step 4: Simplify right side
    6,731,481.68x = 34,145,196,832,199.89
  5. Step 5: Solve for x
    x = 34,145,196,832,199.89/6,731,481.68
  6. Step 6: Final answer
    x = 5,072,463.75

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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.