Home / 8,190,297.15-11,302,601.48-4,519,213.50

Finding the Fourth Proportional to 8,190,297.15, 11,302,601.48 and 4,519,213.50

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Solution

The fourth proportional to 8,190,297.15, 11,302,601.48 and 4,519,213.50 is: 6,236,509.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190,297.15 : 11,302,601.48 = 4,519,213.50 : x
  2. Step 2: Convert to fraction form
    8,190,297.15/11,302,601.48 = 4,519,213.50/x
  3. Step 3: Cross multiply
    8,190,297.15x = 11,302,601.48 × 4,519,213.50
  4. Step 4: Simplify right side
    8,190,297.15x = 51,078,869,193,535.98
  5. Step 5: Solve for x
    x = 51,078,869,193,535.98/8,190,297.15
  6. Step 6: Final answer
    x = 6,236,509.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.