Home / 8,297,031.20-12,445,546.80-1,993,287.20

Finding the Fourth Proportional to 8,297,031.20, 12,445,546.80 and 1,993,287.20

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Solution

The fourth proportional to 8,297,031.20, 12,445,546.80 and 1,993,287.20 is: 2,989,930.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,297,031.20 : 12,445,546.80 = 1,993,287.20 : x
  2. Step 2: Convert to fraction form
    8,297,031.20/12,445,546.80 = 1,993,287.20/x
  3. Step 3: Cross multiply
    8,297,031.20x = 12,445,546.80 × 1,993,287.20
  4. Step 4: Simplify right side
    8,297,031.20x = 24,807,549,133,440.96
  5. Step 5: Solve for x
    x = 24,807,549,133,440.96/8,297,031.20
  6. Step 6: Final answer
    x = 2,989,930.80

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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.