Home / 20,415,872.70-30,623,809.05-6,037,821.54

Finding the Fourth Proportional to 20,415,872.70, 30,623,809.05 and 6,037,821.54

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Solution

The fourth proportional to 20,415,872.70, 30,623,809.05 and 6,037,821.54 is: 9,056,732.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,415,872.70 : 30,623,809.05 = 6,037,821.54 : x
  2. Step 2: Convert to fraction form
    20,415,872.70/30,623,809.05 = 6,037,821.54/x
  3. Step 3: Cross multiply
    20,415,872.70x = 30,623,809.05 × 6,037,821.54
  4. Step 4: Simplify right side
    20,415,872.70x = 184,901,093,918,936.94
  5. Step 5: Solve for x
    x = 184,901,093,918,936.94/20,415,872.70
  6. Step 6: Final answer
    x = 9,056,732.31

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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.