Home / 16,161,307.40-22,303,078.20-8,819,614.56

Finding the Fourth Proportional to 16,161,307.40, 22,303,078.20 and 8,819,614.56

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Solution

The fourth proportional to 16,161,307.40, 22,303,078.20 and 8,819,614.56 is: 12,171,326.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161,307.40 : 22,303,078.20 = 8,819,614.56 : x
  2. Step 2: Convert to fraction form
    16,161,307.40/22,303,078.20 = 8,819,614.56/x
  3. Step 3: Cross multiply
    16,161,307.40x = 22,303,078.20 × 8,819,614.56
  4. Step 4: Simplify right side
    16,161,307.40x = 196,704,553,309,175.16
  5. Step 5: Solve for x
    x = 196,704,553,309,175.16/16,161,307.40
  6. Step 6: Final answer
    x = 12,171,326.76

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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.