Home / 18,941,293.44-26,146,093.08-12,415,343.28

Finding the Fourth Proportional to 18,941,293.44, 26,146,093.08 and 12,415,343.28

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Solution

The fourth proportional to 18,941,293.44, 26,146,093.08 and 12,415,343.28 is: 17,137,832.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,941,293.44 : 26,146,093.08 = 12,415,343.28 : x
  2. Step 2: Convert to fraction form
    18,941,293.44/26,146,093.08 = 12,415,343.28/x
  3. Step 3: Cross multiply
    18,941,293.44x = 26,146,093.08 × 12,415,343.28
  4. Step 4: Simplify right side
    18,941,293.44x = 324,612,721,019,032.44
  5. Step 5: Solve for x
    x = 324,612,721,019,032.44/18,941,293.44
  6. Step 6: Final answer
    x = 17,137,832.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.