Home / 6,971,282.40-9,621,271.84-3,915,496.56

Finding the Fourth Proportional to 6,971,282.40, 9,621,271.84 and 3,915,496.56

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Solution

The fourth proportional to 6,971,282.40, 9,621,271.84 and 3,915,496.56 is: 5,403,891.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,971,282.40 : 9,621,271.84 = 3,915,496.56 : x
  2. Step 2: Convert to fraction form
    6,971,282.40/9,621,271.84 = 3,915,496.56/x
  3. Step 3: Cross multiply
    6,971,282.40x = 9,621,271.84 × 3,915,496.56
  4. Step 4: Simplify right side
    6,971,282.40x = 37,672,056,792,344.87
  5. Step 5: Solve for x
    x = 37,672,056,792,344.87/6,971,282.40
  6. Step 6: Final answer
    x = 5,403,891.94

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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.