Home / 22,470,161.34-31,030,238.52-21,246,002.63

Finding the Fourth Proportional to 22,470,161.34, 31,030,238.52 and 21,246,002.63

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Solution

The fourth proportional to 22,470,161.34, 31,030,238.52 and 21,246,002.63 is: 29,339,732.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,470,161.34 : 31,030,238.52 = 21,246,002.63 : x
  2. Step 2: Convert to fraction form
    22,470,161.34/31,030,238.52 = 21,246,002.63/x
  3. Step 3: Cross multiply
    22,470,161.34x = 31,030,238.52 × 21,246,002.63
  4. Step 4: Simplify right side
    22,470,161.34x = 659,268,529,205,447.25
  5. Step 5: Solve for x
    x = 659,268,529,205,447.25/22,470,161.34
  6. Step 6: Final answer
    x = 29,339,732.78

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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.