Home / 16,161,208.29-22,302,941.76-8,819,515.20

Finding the Fourth Proportional to 16,161,208.29, 22,302,941.76 and 8,819,515.20

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Solution

The fourth proportional to 16,161,208.29, 22,302,941.76 and 8,819,515.20 is: 12,171,189.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161,208.29 : 22,302,941.76 = 8,819,515.20 : x
  2. Step 2: Convert to fraction form
    16,161,208.29/22,302,941.76 = 8,819,515.20/x
  3. Step 3: Cross multiply
    16,161,208.29x = 22,302,941.76 × 8,819,515.20
  4. Step 4: Simplify right side
    16,161,208.29x = 196,701,133,940,670.78
  5. Step 5: Solve for x
    x = 196,701,133,940,670.78/16,161,208.29
  6. Step 6: Final answer
    x = 12,171,189.83

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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.