Home / 14,161,583.57-19,542,956.64-7,966,634.61

Finding the Fourth Proportional to 14,161,583.57, 19,542,956.64 and 7,966,634.61

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Solution

The fourth proportional to 14,161,583.57, 19,542,956.64 and 7,966,634.61 is: 10,993,939.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,161,583.57 : 19,542,956.64 = 7,966,634.61 : x
  2. Step 2: Convert to fraction form
    14,161,583.57/19,542,956.64 = 7,966,634.61/x
  3. Step 3: Cross multiply
    14,161,583.57x = 19,542,956.64 × 7,966,634.61
  4. Step 4: Simplify right side
    14,161,583.57x = 155,691,594,793,364.50
  5. Step 5: Solve for x
    x = 155,691,594,793,364.50/14,161,583.57
  6. Step 6: Final answer
    x = 10,993,939.63

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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.