Home / 12,570,440.88-18,847,944.54-4,885,112.14

Finding the Fourth Proportional to 12,570,440.88, 18,847,944.54 and 4,885,112.14

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Solution

The fourth proportional to 12,570,440.88, 18,847,944.54 and 4,885,112.14 is: 7,324,669.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,570,440.88 : 18,847,944.54 = 4,885,112.14 : x
  2. Step 2: Convert to fraction form
    12,570,440.88/18,847,944.54 = 4,885,112.14/x
  3. Step 3: Cross multiply
    12,570,440.88x = 18,847,944.54 × 4,885,112.14
  4. Step 4: Simplify right side
    12,570,440.88x = 92,074,322,686,400.70
  5. Step 5: Solve for x
    x = 92,074,322,686,400.70/12,570,440.88
  6. Step 6: Final answer
    x = 7,324,669.32

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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.