Home / 8,613,271.71-11,886,584.13-4,942,859.67

Finding the Fourth Proportional to 8,613,271.71, 11,886,584.13 and 4,942,859.67

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Solution

The fourth proportional to 8,613,271.71, 11,886,584.13 and 4,942,859.67 is: 6,821,300.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,613,271.71 : 11,886,584.13 = 4,942,859.67 : x
  2. Step 2: Convert to fraction form
    8,613,271.71/11,886,584.13 = 4,942,859.67/x
  3. Step 3: Cross multiply
    8,613,271.71x = 11,886,584.13 × 4,942,859.67
  4. Step 4: Simplify right side
    8,613,271.71x = 58,753,717,310,239.04
  5. Step 5: Solve for x
    x = 58,753,717,310,239.04/8,613,271.71
  6. Step 6: Final answer
    x = 6,821,300.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.