Home / 28,701,097.70-43,036,872.15-8,503,715.30

Finding the Fourth Proportional to 28,701,097.70, 43,036,872.15 and 8,503,715.30

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Solution

The fourth proportional to 28,701,097.70, 43,036,872.15 and 8,503,715.30 is: 12,751,195.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,701,097.70 : 43,036,872.15 = 8,503,715.30 : x
  2. Step 2: Convert to fraction form
    28,701,097.70/43,036,872.15 = 8,503,715.30/x
  3. Step 3: Cross multiply
    28,701,097.70x = 43,036,872.15 × 8,503,715.30
  4. Step 4: Simplify right side
    28,701,097.70x = 365,973,308,166,098.94
  5. Step 5: Solve for x
    x = 365,973,308,166,098.94/28,701,097.70
  6. Step 6: Final answer
    x = 12,751,195.51

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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.