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Finding the Fourth Proportional to 27,692,804.88, 41,540,978.79 and 10,653,477.82

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Solution

The fourth proportional to 27,692,804.88, 41,540,978.79 and 10,653,477.82 is: 15,980,898.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,692,804.88 : 41,540,978.79 = 10,653,477.82 : x
  2. Step 2: Convert to fraction form
    27,692,804.88/41,540,978.79 = 10,653,477.82/x
  3. Step 3: Cross multiply
    27,692,804.88x = 41,540,978.79 × 10,653,477.82
  4. Step 4: Simplify right side
    27,692,804.88x = 442,555,896,056,503
  5. Step 5: Solve for x
    x = 442,555,896,056,503/27,692,804.88
  6. Step 6: Final answer
    x = 15,980,898.21

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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.