Home / 12,302,431.60-18,453,647.40-3,204,511.60

Finding the Fourth Proportional to 12,302,431.60, 18,453,647.40 and 3,204,511.60

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Solution

The fourth proportional to 12,302,431.60, 18,453,647.40 and 3,204,511.60 is: 4,806,767.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,302,431.60 : 18,453,647.40 = 3,204,511.60 : x
  2. Step 2: Convert to fraction form
    12,302,431.60/18,453,647.40 = 3,204,511.60/x
  3. Step 3: Cross multiply
    12,302,431.60x = 18,453,647.40 × 3,204,511.60
  4. Step 4: Simplify right side
    12,302,431.60x = 59,134,927,155,609.84
  5. Step 5: Solve for x
    x = 59,134,927,155,609.84/12,302,431.60
  6. Step 6: Final answer
    x = 4,806,767.40

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Similar ratio
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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.