Home / 19,072,983.42-28,573,474.32-11,268,610.83

Finding the Fourth Proportional to 19,072,983.42, 28,573,474.32 and 11,268,610.83

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Solution

The fourth proportional to 19,072,983.42, 28,573,474.32 and 11,268,610.83 is: 16,881,646.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,072,983.42 : 28,573,474.32 = 11,268,610.83 : x
  2. Step 2: Convert to fraction form
    19,072,983.42/28,573,474.32 = 11,268,610.83/x
  3. Step 3: Cross multiply
    19,072,983.42x = 28,573,474.32 × 11,268,610.83
  4. Step 4: Simplify right side
    19,072,983.42x = 321,983,362,173,078.88
  5. Step 5: Solve for x
    x = 321,983,362,173,078.88/19,072,983.42
  6. Step 6: Final answer
    x = 16,881,646.41

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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.