Home / 69,481,285.84-104,222,815.71-18,362,863

Finding the Fourth Proportional to 69,481,285.84, 104,222,815.71 and 18,362,863

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Solution

The fourth proportional to 69,481,285.84, 104,222,815.71 and 18,362,863 is: 27,544,528.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,481,285.84 : 104,222,815.71 = 18,362,863 : x
  2. Step 2: Convert to fraction form
    69,481,285.84/104,222,815.71 = 18,362,863/x
  3. Step 3: Cross multiply
    69,481,285.84x = 104,222,815.71 × 18,362,863
  4. Step 4: Simplify right side
    69,481,285.84x = 1,913,829,286,356,977.50
  5. Step 5: Solve for x
    x = 1,913,829,286,356,977.50/69,481,285.84
  6. Step 6: Final answer
    x = 27,544,528.91

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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.