Home / 12,182,629.68-18,273,030.84-3,546,796.32

Finding the Fourth Proportional to 12,182,629.68, 18,273,030.84 and 3,546,796.32

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Solution

The fourth proportional to 12,182,629.68, 18,273,030.84 and 3,546,796.32 is: 5,319,928.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,182,629.68 : 18,273,030.84 = 3,546,796.32 : x
  2. Step 2: Convert to fraction form
    12,182,629.68/18,273,030.84 = 3,546,796.32/x
  3. Step 3: Cross multiply
    12,182,629.68x = 18,273,030.84 × 3,546,796.32
  4. Step 4: Simplify right side
    12,182,629.68x = 64,810,718,538,558.51
  5. Step 5: Solve for x
    x = 64,810,718,538,558.51/12,182,629.68
  6. Step 6: Final answer
    x = 5,319,928.48

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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.