Home / 19,178,149.44-28,781,376.96-9,080,754.24

Finding the Fourth Proportional to 19,178,149.44, 28,781,376.96 and 9,080,754.24

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Solution

The fourth proportional to 19,178,149.44, 28,781,376.96 and 9,080,754.24 is: 13,627,832.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,178,149.44 : 28,781,376.96 = 9,080,754.24 : x
  2. Step 2: Convert to fraction form
    19,178,149.44/28,781,376.96 = 9,080,754.24/x
  3. Step 3: Cross multiply
    19,178,149.44x = 28,781,376.96 × 9,080,754.24
  4. Step 4: Simplify right side
    19,178,149.44x = 261,356,610,862,558.31
  5. Step 5: Solve for x
    x = 261,356,610,862,558.31/19,178,149.44
  6. Step 6: Final answer
    x = 13,627,832.64

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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.