Home / 12,057,208.63-16,639,136.13-6,550,692.55

Finding the Fourth Proportional to 12,057,208.63, 16,639,136.13 and 6,550,692.55

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Solution

The fourth proportional to 12,057,208.63, 16,639,136.13 and 6,550,692.55 is: 9,040,057.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,057,208.63 : 16,639,136.13 = 6,550,692.55 : x
  2. Step 2: Convert to fraction form
    12,057,208.63/16,639,136.13 = 6,550,692.55/x
  3. Step 3: Cross multiply
    12,057,208.63x = 16,639,136.13 × 6,550,692.55
  4. Step 4: Simplify right side
    12,057,208.63x = 108,997,865,068,194.09
  5. Step 5: Solve for x
    x = 108,997,865,068,194.09/12,057,208.63
  6. Step 6: Final answer
    x = 9,040,057.98

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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.