Home / 14,568,871.23-20,103,609.24-8,042,079.51

Finding the Fourth Proportional to 14,568,871.23, 20,103,609.24 and 8,042,079.51

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Solution

The fourth proportional to 14,568,871.23, 20,103,609.24 and 8,042,079.51 is: 11,097,278.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,568,871.23 : 20,103,609.24 = 8,042,079.51 : x
  2. Step 2: Convert to fraction form
    14,568,871.23/20,103,609.24 = 8,042,079.51/x
  3. Step 3: Cross multiply
    14,568,871.23x = 20,103,609.24 × 8,042,079.51
  4. Step 4: Simplify right side
    14,568,871.23x = 161,674,823,946,050.66
  5. Step 5: Solve for x
    x = 161,674,823,946,050.66/14,568,871.23
  6. Step 6: Final answer
    x = 11,097,278.67

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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.