Home / 30,494,076.20-45,731,414.46-10,019,076.49

Finding the Fourth Proportional to 30,494,076.20, 45,731,414.46 and 10,019,076.49

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Solution

The fourth proportional to 30,494,076.20, 45,731,414.46 and 10,019,076.49 is: 15,025,427.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,494,076.20 : 45,731,414.46 = 10,019,076.49 : x
  2. Step 2: Convert to fraction form
    30,494,076.20/45,731,414.46 = 10,019,076.49/x
  3. Step 3: Cross multiply
    30,494,076.20x = 45,731,414.46 × 10,019,076.49
  4. Step 4: Simplify right side
    30,494,076.20x = 458,186,539,470,632.06
  5. Step 5: Solve for x
    x = 458,186,539,470,632.06/30,494,076.20
  6. Step 6: Final answer
    x = 15,025,427.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.