Home / 17,504,969.42-26,266,705.20-12,420,260.04

Finding the Fourth Proportional to 17,504,969.42, 26,266,705.20 and 12,420,260.04

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Solution

The fourth proportional to 17,504,969.42, 26,266,705.20 and 12,420,260.04 is: 18,636,953.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,504,969.42 : 26,266,705.20 = 12,420,260.04 : x
  2. Step 2: Convert to fraction form
    17,504,969.42/26,266,705.20 = 12,420,260.04/x
  3. Step 3: Cross multiply
    17,504,969.42x = 26,266,705.20 × 12,420,260.04
  4. Step 4: Simplify right side
    17,504,969.42x = 326,239,308,978,020.19
  5. Step 5: Solve for x
    x = 326,239,308,978,020.19/17,504,969.42
  6. Step 6: Final answer
    x = 18,636,953.95

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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.