Home / 6,228,211.20-9,342,316.80-5,218,473.30

Finding the Fourth Proportional to 6,228,211.20, 9,342,316.80 and 5,218,473.30

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Solution

The fourth proportional to 6,228,211.20, 9,342,316.80 and 5,218,473.30 is: 7,827,709.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,228,211.20 : 9,342,316.80 = 5,218,473.30 : x
  2. Step 2: Convert to fraction form
    6,228,211.20/9,342,316.80 = 5,218,473.30/x
  3. Step 3: Cross multiply
    6,228,211.20x = 9,342,316.80 × 5,218,473.30
  4. Step 4: Simplify right side
    6,228,211.20x = 48,752,630,780,941.45
  5. Step 5: Solve for x
    x = 48,752,630,780,941.45/6,228,211.20
  6. Step 6: Final answer
    x = 7,827,709.95

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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.