Home / 8,354,676.40-12,532,014.60-6,228,912.40

Finding the Fourth Proportional to 8,354,676.40, 12,532,014.60 and 6,228,912.40

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Solution

The fourth proportional to 8,354,676.40, 12,532,014.60 and 6,228,912.40 is: 9,343,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,354,676.40 : 12,532,014.60 = 6,228,912.40 : x
  2. Step 2: Convert to fraction form
    8,354,676.40/12,532,014.60 = 6,228,912.40/x
  3. Step 3: Cross multiply
    8,354,676.40x = 12,532,014.60 × 6,228,912.40
  4. Step 4: Simplify right side
    8,354,676.40x = 78,060,821,138,921.05
  5. Step 5: Solve for x
    x = 78,060,821,138,921.05/8,354,676.40
  6. Step 6: Final answer
    x = 9,343,368.60

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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.