Home / 7,821,786.75-11,736,043.16-3,781,312.80

Finding the Fourth Proportional to 7,821,786.75, 11,736,043.16 and 3,781,312.80

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Solution

The fourth proportional to 7,821,786.75, 11,736,043.16 and 3,781,312.80 is: 5,673,595.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,821,786.75 : 11,736,043.16 = 3,781,312.80 : x
  2. Step 2: Convert to fraction form
    7,821,786.75/11,736,043.16 = 3,781,312.80/x
  3. Step 3: Cross multiply
    7,821,786.75x = 11,736,043.16 × 3,781,312.80
  4. Step 4: Simplify right side
    7,821,786.75x = 44,377,650,203,353.88
  5. Step 5: Solve for x
    x = 44,377,650,203,353.88/7,821,786.75
  6. Step 6: Final answer
    x = 5,673,595.00

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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.