Home / 14,192,288.94-19,585,366.57-7,665,918.39

Finding the Fourth Proportional to 14,192,288.94, 19,585,366.57 and 7,665,918.39

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Solution

The fourth proportional to 14,192,288.94, 19,585,366.57 and 7,665,918.39 is: 10,578,971.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,192,288.94 : 19,585,366.57 = 7,665,918.39 : x
  2. Step 2: Convert to fraction form
    14,192,288.94/19,585,366.57 = 7,665,918.39/x
  3. Step 3: Cross multiply
    14,192,288.94x = 19,585,366.57 × 7,665,918.39
  4. Step 4: Simplify right side
    14,192,288.94x = 150,139,821,850,084.69
  5. Step 5: Solve for x
    x = 150,139,821,850,084.69/14,192,288.94
  6. Step 6: Final answer
    x = 10,578,971.61

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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.