Home / 19,146,992.64-28,725,804.72-10,633,308.36

Finding the Fourth Proportional to 19,146,992.64, 28,725,804.72 and 10,633,308.36

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Solution

The fourth proportional to 19,146,992.64, 28,725,804.72 and 10,633,308.36 is: 15,952,914.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,146,992.64 : 28,725,804.72 = 10,633,308.36 : x
  2. Step 2: Convert to fraction form
    19,146,992.64/28,725,804.72 = 10,633,308.36/x
  3. Step 3: Cross multiply
    19,146,992.64x = 28,725,804.72 × 10,633,308.36
  4. Step 4: Simplify right side
    19,146,992.64x = 305,450,339,476,903.44
  5. Step 5: Solve for x
    x = 305,450,339,476,903.44/19,146,992.64
  6. Step 6: Final answer
    x = 15,952,914.65

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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.