Home / 16,161,405.80-22,303,213.92-8,819,713.01

Finding the Fourth Proportional to 16,161,405.80, 22,303,213.92 and 8,819,713.01

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Solution

The fourth proportional to 16,161,405.80, 22,303,213.92 and 8,819,713.01 is: 12,171,462.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161,405.80 : 22,303,213.92 = 8,819,713.01 : x
  2. Step 2: Convert to fraction form
    16,161,405.80/22,303,213.92 = 8,819,713.01/x
  3. Step 3: Cross multiply
    16,161,405.80x = 22,303,213.92 × 8,819,713.01
  4. Step 4: Simplify right side
    16,161,405.80x = 196,707,946,030,795.12
  5. Step 5: Solve for x
    x = 196,707,946,030,795.12/16,161,405.80
  6. Step 6: Final answer
    x = 12,171,462.59

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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.