Home / 8,189,183.58-12,258,581.13-5,343,167.58

Finding the Fourth Proportional to 8,189,183.58, 12,258,581.13 and 5,343,167.58

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Solution

The fourth proportional to 8,189,183.58, 12,258,581.13 and 5,343,167.58 is: 7,998,312.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189,183.58 : 12,258,581.13 = 5,343,167.58 : x
  2. Step 2: Convert to fraction form
    8,189,183.58/12,258,581.13 = 5,343,167.58/x
  3. Step 3: Cross multiply
    8,189,183.58x = 12,258,581.13 × 5,343,167.58
  4. Step 4: Simplify right side
    8,189,183.58x = 65,499,653,270,615.77
  5. Step 5: Solve for x
    x = 65,499,653,270,615.77/8,189,183.58
  6. Step 6: Final answer
    x = 7,998,312.97

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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.