Home / 30,972,936.72-46,456,377.84-9,407,725.68

Finding the Fourth Proportional to 30,972,936.72, 46,456,377.84 and 9,407,725.68

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Solution

The fourth proportional to 30,972,936.72, 46,456,377.84 and 9,407,725.68 is: 14,110,669.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,972,936.72 : 46,456,377.84 = 9,407,725.68 : x
  2. Step 2: Convert to fraction form
    30,972,936.72/46,456,377.84 = 9,407,725.68/x
  3. Step 3: Cross multiply
    30,972,936.72x = 46,456,377.84 × 9,407,725.68
  4. Step 4: Simplify right side
    30,972,936.72x = 437,048,858,805,150.94
  5. Step 5: Solve for x
    x = 437,048,858,805,150.94/30,972,936.72
  6. Step 6: Final answer
    x = 14,110,669.03

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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.