Home / 12,549,969.54-18,825,037.34-3,453,028.22

Finding the Fourth Proportional to 12,549,969.54, 18,825,037.34 and 3,453,028.22

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Solution

The fourth proportional to 12,549,969.54, 18,825,037.34 and 3,453,028.22 is: 5,179,565.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,549,969.54 : 18,825,037.34 = 3,453,028.22 : x
  2. Step 2: Convert to fraction form
    12,549,969.54/18,825,037.34 = 3,453,028.22/x
  3. Step 3: Cross multiply
    12,549,969.54x = 18,825,037.34 × 3,453,028.22
  4. Step 4: Simplify right side
    12,549,969.54x = 65,003,385,066,183.41
  5. Step 5: Solve for x
    x = 65,003,385,066,183.41/12,549,969.54
  6. Step 6: Final answer
    x = 5,179,565.17

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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.