Home / 5,433,287.70-8,149,931.55-4,078,113.15

Finding the Fourth Proportional to 5,433,287.70, 8,149,931.55 and 4,078,113.15

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Solution

The fourth proportional to 5,433,287.70, 8,149,931.55 and 4,078,113.15 is: 6,117,169.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433,287.70 : 8,149,931.55 = 4,078,113.15 : x
  2. Step 2: Convert to fraction form
    5,433,287.70/8,149,931.55 = 4,078,113.15/x
  3. Step 3: Cross multiply
    5,433,287.70x = 8,149,931.55 × 4,078,113.15
  4. Step 4: Simplify right side
    5,433,287.70x = 33,236,343,025,654.88
  5. Step 5: Solve for x
    x = 33,236,343,025,654.88/5,433,287.70
  6. Step 6: Final answer
    x = 6,117,169.73

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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.