Home / 30,177,981.37-41,646,620.23-16,949,489.47

Finding the Fourth Proportional to 30,177,981.37, 41,646,620.23 and 16,949,489.47

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Solution

The fourth proportional to 30,177,981.37, 41,646,620.23 and 16,949,489.47 is: 23,390,860.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,177,981.37 : 41,646,620.23 = 16,949,489.47 : x
  2. Step 2: Convert to fraction form
    30,177,981.37/41,646,620.23 = 16,949,489.47/x
  3. Step 3: Cross multiply
    30,177,981.37x = 41,646,620.23 × 16,949,489.47
  4. Step 4: Simplify right side
    30,177,981.37x = 705,888,951,049,473.88
  5. Step 5: Solve for x
    x = 705,888,951,049,473.88/30,177,981.37
  6. Step 6: Final answer
    x = 23,390,860.46

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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.