Home / 6,885,688.20-10,328,921.10-2,093,533.80

Finding the Fourth Proportional to 6,885,688.20, 10,328,921.10 and 2,093,533.80

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Solution

The fourth proportional to 6,885,688.20, 10,328,921.10 and 2,093,533.80 is: 3,140,418.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885,688.20 : 10,328,921.10 = 2,093,533.80 : x
  2. Step 2: Convert to fraction form
    6,885,688.20/10,328,921.10 = 2,093,533.80/x
  3. Step 3: Cross multiply
    6,885,688.20x = 10,328,921.10 × 2,093,533.80
  4. Step 4: Simplify right side
    6,885,688.20x = 21,623,945,440,383.18
  5. Step 5: Solve for x
    x = 21,623,945,440,383.18/6,885,688.20
  6. Step 6: Final answer
    x = 3,140,418.91

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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.