Home / 6,575,431.68-9,861,436.80-2,786,964.48

Finding the Fourth Proportional to 6,575,431.68, 9,861,436.80 and 2,786,964.48

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Solution

The fourth proportional to 6,575,431.68, 9,861,436.80 and 2,786,964.48 is: 4,179,721.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,575,431.68 : 9,861,436.80 = 2,786,964.48 : x
  2. Step 2: Convert to fraction form
    6,575,431.68/9,861,436.80 = 2,786,964.48/x
  3. Step 3: Cross multiply
    6,575,431.68x = 9,861,436.80 × 2,786,964.48
  4. Step 4: Simplify right side
    6,575,431.68x = 27,483,474,083,364.87
  5. Step 5: Solve for x
    x = 27,483,474,083,364.87/6,575,431.68
  6. Step 6: Final answer
    x = 4,179,721.64

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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.