Home / 13,501,592.58-18,630,194.22-8,200,530.84

Finding the Fourth Proportional to 13,501,592.58, 18,630,194.22 and 8,200,530.84

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Solution

The fourth proportional to 13,501,592.58, 18,630,194.22 and 8,200,530.84 is: 11,315,515.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,501,592.58 : 18,630,194.22 = 8,200,530.84 : x
  2. Step 2: Convert to fraction form
    13,501,592.58/18,630,194.22 = 8,200,530.84/x
  3. Step 3: Cross multiply
    13,501,592.58x = 18,630,194.22 × 8,200,530.84
  4. Step 4: Simplify right side
    13,501,592.58x = 152,777,482,256,299.72
  5. Step 5: Solve for x
    x = 152,777,482,256,299.72/13,501,592.58
  6. Step 6: Final answer
    x = 11,315,515.66

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Double scale
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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.