Home / 12,255,231.60-18,382,847.40-3,735,554.40

Finding the Fourth Proportional to 12,255,231.60, 18,382,847.40 and 3,735,554.40

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Solution

The fourth proportional to 12,255,231.60, 18,382,847.40 and 3,735,554.40 is: 5,603,331.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,255,231.60 : 18,382,847.40 = 3,735,554.40 : x
  2. Step 2: Convert to fraction form
    12,255,231.60/18,382,847.40 = 3,735,554.40/x
  3. Step 3: Cross multiply
    12,255,231.60x = 18,382,847.40 × 3,735,554.40
  4. Step 4: Simplify right side
    12,255,231.60x = 68,670,126,489,598.55
  5. Step 5: Solve for x
    x = 68,670,126,489,598.55/12,255,231.60
  6. Step 6: Final answer
    x = 5,603,331.60

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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.