Home / 8,571,707.44-12,857,633.27-2,181,960.88

Finding the Fourth Proportional to 8,571,707.44, 12,857,633.27 and 2,181,960.88

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Solution

The fourth proportional to 8,571,707.44, 12,857,633.27 and 2,181,960.88 is: 3,272,959.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,571,707.44 : 12,857,633.27 = 2,181,960.88 : x
  2. Step 2: Convert to fraction form
    8,571,707.44/12,857,633.27 = 2,181,960.88/x
  3. Step 3: Cross multiply
    8,571,707.44x = 12,857,633.27 × 2,181,960.88
  4. Step 4: Simplify right side
    8,571,707.44x = 28,054,852,729,328.51
  5. Step 5: Solve for x
    x = 28,054,852,729,328.51/8,571,707.44
  6. Step 6: Final answer
    x = 3,272,959.67

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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.