Home / 28,704,940.70-43,065,705.45-8,510,668.70

Finding the Fourth Proportional to 28,704,940.70, 43,065,705.45 and 8,510,668.70

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Solution

The fourth proportional to 28,704,940.70, 43,065,705.45 and 8,510,668.70 is: 12,768,462.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,704,940.70 : 43,065,705.45 = 8,510,668.70 : x
  2. Step 2: Convert to fraction form
    28,704,940.70/43,065,705.45 = 8,510,668.70/x
  3. Step 3: Cross multiply
    28,704,940.70x = 43,065,705.45 × 8,510,668.70
  4. Step 4: Simplify right side
    28,704,940.70x = 366,517,951,416,734.44
  5. Step 5: Solve for x
    x = 366,517,951,416,734.44/28,704,940.70
  6. Step 6: Final answer
    x = 12,768,462.24

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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.