Home / 13,885,625.72-20,829,808.97-4,786,525.44

Finding the Fourth Proportional to 13,885,625.72, 20,829,808.97 and 4,786,525.44

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Solution

The fourth proportional to 13,885,625.72, 20,829,808.97 and 4,786,525.44 is: 7,180,260.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,885,625.72 : 20,829,808.97 = 4,786,525.44 : x
  2. Step 2: Convert to fraction form
    13,885,625.72/20,829,808.97 = 4,786,525.44/x
  3. Step 3: Cross multiply
    13,885,625.72x = 20,829,808.97 × 4,786,525.44
  4. Step 4: Simplify right side
    13,885,625.72x = 99,702,410,521,312.58
  5. Step 5: Solve for x
    x = 99,702,410,521,312.58/13,885,625.72
  6. Step 6: Final answer
    x = 7,180,260.55

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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.