Home / 8,195,336.40-12,293,004.60-7,775,432.40

Finding the Fourth Proportional to 8,195,336.40, 12,293,004.60 and 7,775,432.40

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Solution

The fourth proportional to 8,195,336.40, 12,293,004.60 and 7,775,432.40 is: 11,663,148.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,195,336.40 : 12,293,004.60 = 7,775,432.40 : x
  2. Step 2: Convert to fraction form
    8,195,336.40/12,293,004.60 = 7,775,432.40/x
  3. Step 3: Cross multiply
    8,195,336.40x = 12,293,004.60 × 7,775,432.40
  4. Step 4: Simplify right side
    8,195,336.40x = 95,583,426,260,189.05
  5. Step 5: Solve for x
    x = 95,583,426,260,189.05/8,195,336.40
  6. Step 6: Final answer
    x = 11,663,148.60

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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.