Home / 6,439,105.58-8,882,265.57-4,020,458.54

Finding the Fourth Proportional to 6,439,105.58, 8,882,265.57 and 4,020,458.54

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Solution

The fourth proportional to 6,439,105.58, 8,882,265.57 and 4,020,458.54 is: 5,545,922.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,439,105.58 : 8,882,265.57 = 4,020,458.54 : x
  2. Step 2: Convert to fraction form
    6,439,105.58/8,882,265.57 = 4,020,458.54/x
  3. Step 3: Cross multiply
    6,439,105.58x = 8,882,265.57 × 4,020,458.54
  4. Step 4: Simplify right side
    6,439,105.58x = 35,710,780,465,454.47
  5. Step 5: Solve for x
    x = 35,710,780,465,454.47/6,439,105.58
  6. Step 6: Final answer
    x = 5,545,922.49

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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.