Home / 12,576,156.40-18,864,234.60-4,493,004.40

Finding the Fourth Proportional to 12,576,156.40, 18,864,234.60 and 4,493,004.40

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Solution

The fourth proportional to 12,576,156.40, 18,864,234.60 and 4,493,004.40 is: 6,739,506.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,576,156.40 : 18,864,234.60 = 4,493,004.40 : x
  2. Step 2: Convert to fraction form
    12,576,156.40/18,864,234.60 = 4,493,004.40/x
  3. Step 3: Cross multiply
    12,576,156.40x = 18,864,234.60 × 4,493,004.40
  4. Step 4: Simplify right side
    12,576,156.40x = 84,757,089,060,432.25
  5. Step 5: Solve for x
    x = 84,757,089,060,432.25/12,576,156.40
  6. Step 6: Final answer
    x = 6,739,506.60

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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.