Home / 7,219,211.60-10,825,318.20-4,020,942.80

Finding the Fourth Proportional to 7,219,211.60, 10,825,318.20 and 4,020,942.80

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Solution

The fourth proportional to 7,219,211.60, 10,825,318.20 and 4,020,942.80 is: 6,029,465.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,219,211.60 : 10,825,318.20 = 4,020,942.80 : x
  2. Step 2: Convert to fraction form
    7,219,211.60/10,825,318.20 = 4,020,942.80/x
  3. Step 3: Cross multiply
    7,219,211.60x = 10,825,318.20 × 4,020,942.80
  4. Step 4: Simplify right side
    7,219,211.60x = 43,527,985,273,998.95
  5. Step 5: Solve for x
    x = 43,527,985,273,998.95/7,219,211.60
  6. Step 6: Final answer
    x = 6,029,465.22

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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.