Home / 5,274,185.20-7,890,282.60-4,572,012.40

Finding the Fourth Proportional to 5,274,185.20, 7,890,282.60 and 4,572,012.40

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Solution

The fourth proportional to 5,274,185.20, 7,890,282.60 and 4,572,012.40 is: 6,839,818.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274,185.20 : 7,890,282.60 = 4,572,012.40 : x
  2. Step 2: Convert to fraction form
    5,274,185.20/7,890,282.60 = 4,572,012.40/x
  3. Step 3: Cross multiply
    5,274,185.20x = 7,890,282.60 × 4,572,012.40
  4. Step 4: Simplify right side
    5,274,185.20x = 36,074,469,886,704.24
  5. Step 5: Solve for x
    x = 36,074,469,886,704.24/5,274,185.20
  6. Step 6: Final answer
    x = 6,839,818.57

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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.