Home / 30,644,375.49-42,289,707.33-16,705,738.71

Finding the Fourth Proportional to 30,644,375.49, 42,289,707.33 and 16,705,738.71

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Solution

The fourth proportional to 30,644,375.49, 42,289,707.33 and 16,705,738.71 is: 23,054,175.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,644,375.49 : 42,289,707.33 = 16,705,738.71 : x
  2. Step 2: Convert to fraction form
    30,644,375.49/42,289,707.33 = 16,705,738.71/x
  3. Step 3: Cross multiply
    30,644,375.49x = 42,289,707.33 × 16,705,738.71
  4. Step 4: Simplify right side
    30,644,375.49x = 706,480,800,777,351.75
  5. Step 5: Solve for x
    x = 706,480,800,777,351.75/30,644,375.49
  6. Step 6: Final answer
    x = 23,054,175.18

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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.