Home / 11,209,410.43-16,752,697.74-8,183,148.91

Finding the Fourth Proportional to 11,209,410.43, 16,752,697.74 and 8,183,148.91

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Solution

The fourth proportional to 11,209,410.43, 16,752,697.74 and 8,183,148.91 is: 12,229,886.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,209,410.43 : 16,752,697.74 = 8,183,148.91 : x
  2. Step 2: Convert to fraction form
    11,209,410.43/16,752,697.74 = 8,183,148.91/x
  3. Step 3: Cross multiply
    11,209,410.43x = 16,752,697.74 × 8,183,148.91
  4. Step 4: Simplify right side
    11,209,410.43x = 137,089,820,208,758.72
  5. Step 5: Solve for x
    x = 137,089,820,208,758.72/11,209,410.43
  6. Step 6: Final answer
    x = 12,229,886.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.