Home / 49,816,376.31-74,721,907.26-13,424,182.37

Finding the Fourth Proportional to 49,816,376.31, 74,721,907.26 and 13,424,182.37

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Solution

The fourth proportional to 49,816,376.31, 74,721,907.26 and 13,424,182.37 is: 20,135,557.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,816,376.31 : 74,721,907.26 = 13,424,182.37 : x
  2. Step 2: Convert to fraction form
    49,816,376.31/74,721,907.26 = 13,424,182.37/x
  3. Step 3: Cross multiply
    49,816,376.31x = 74,721,907.26 × 13,424,182.37
  4. Step 4: Simplify right side
    49,816,376.31x = 1,003,080,509,651,736.50
  5. Step 5: Solve for x
    x = 1,003,080,509,651,736.50/49,816,376.31
  6. Step 6: Final answer
    x = 20,135,557.50

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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.