Home / 12,604,829.70-18,907,244.55-8,300,157.60

Finding the Fourth Proportional to 12,604,829.70, 18,907,244.55 and 8,300,157.60

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Solution

The fourth proportional to 12,604,829.70, 18,907,244.55 and 8,300,157.60 is: 12,450,236.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,604,829.70 : 18,907,244.55 = 8,300,157.60 : x
  2. Step 2: Convert to fraction form
    12,604,829.70/18,907,244.55 = 8,300,157.60/x
  3. Step 3: Cross multiply
    12,604,829.70x = 18,907,244.55 × 8,300,157.60
  4. Step 4: Simplify right side
    12,604,829.70x = 156,933,109,546,741.09
  5. Step 5: Solve for x
    x = 156,933,109,546,741.09/12,604,829.70
  6. Step 6: Final answer
    x = 12,450,236.40

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1.5x scale

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.