Home / 30,071,529.14-41,498,738.79-16,320,497.72

Finding the Fourth Proportional to 30,071,529.14, 41,498,738.79 and 16,320,497.72

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Solution

The fourth proportional to 30,071,529.14, 41,498,738.79 and 16,320,497.72 is: 22,522,302.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,071,529.14 : 41,498,738.79 = 16,320,497.72 : x
  2. Step 2: Convert to fraction form
    30,071,529.14/41,498,738.79 = 16,320,497.72/x
  3. Step 3: Cross multiply
    30,071,529.14x = 41,498,738.79 × 16,320,497.72
  4. Step 4: Simplify right side
    30,071,529.14x = 677,280,071,805,070.62
  5. Step 5: Solve for x
    x = 677,280,071,805,070.62/30,071,529.14
  6. Step 6: Final answer
    x = 22,522,302.36

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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.