Home / 6,665,271.84-9,198,056.88-3,609,485.28

Finding the Fourth Proportional to 6,665,271.84, 9,198,056.88 and 3,609,485.28

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Solution

The fourth proportional to 6,665,271.84, 9,198,056.88 and 3,609,485.28 is: 4,981,079.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,665,271.84 : 9,198,056.88 = 3,609,485.28 : x
  2. Step 2: Convert to fraction form
    6,665,271.84/9,198,056.88 = 3,609,485.28/x
  3. Step 3: Cross multiply
    6,665,271.84x = 9,198,056.88 × 3,609,485.28
  4. Step 4: Simplify right side
    6,665,271.84x = 33,200,250,912,962.73
  5. Step 5: Solve for x
    x = 33,200,250,912,962.73/6,665,271.84
  6. Step 6: Final answer
    x = 4,981,079.80

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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.