Home / 11,571,215.65-17,359,713.21-8,166,152.67

Finding the Fourth Proportional to 11,571,215.65, 17,359,713.21 and 8,166,152.67

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Solution

The fourth proportional to 11,571,215.65, 17,359,713.21 and 8,166,152.67 is: 12,251,268.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,571,215.65 : 17,359,713.21 = 8,166,152.67 : x
  2. Step 2: Convert to fraction form
    11,571,215.65/17,359,713.21 = 8,166,152.67/x
  3. Step 3: Cross multiply
    11,571,215.65x = 17,359,713.21 × 8,166,152.67
  4. Step 4: Simplify right side
    11,571,215.65x = 141,762,068,345,799.94
  5. Step 5: Solve for x
    x = 141,762,068,345,799.94/11,571,215.65
  6. Step 6: Final answer
    x = 12,251,268.38

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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.