Home / 29,509,138.38-40,722,531.80-16,456,412.01

Finding the Fourth Proportional to 29,509,138.38, 40,722,531.80 and 16,456,412.01

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Solution

The fourth proportional to 29,509,138.38, 40,722,531.80 and 16,456,412.01 is: 22,709,804.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,509,138.38 : 40,722,531.80 = 16,456,412.01 : x
  2. Step 2: Convert to fraction form
    29,509,138.38/40,722,531.80 = 16,456,412.01/x
  3. Step 3: Cross multiply
    29,509,138.38x = 40,722,531.80 × 16,456,412.01
  4. Step 4: Simplify right side
    29,509,138.38x = 670,146,761,308,844.88
  5. Step 5: Solve for x
    x = 670,146,761,308,844.88/29,509,138.38
  6. Step 6: Final answer
    x = 22,709,804.42

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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.