Home / 14,212,893.83-21,319,344.38-3,979,261.28

Finding the Fourth Proportional to 14,212,893.83, 21,319,344.38 and 3,979,261.28

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Solution

The fourth proportional to 14,212,893.83, 21,319,344.38 and 3,979,261.28 is: 5,968,892.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,212,893.83 : 21,319,344.38 = 3,979,261.28 : x
  2. Step 2: Convert to fraction form
    14,212,893.83/21,319,344.38 = 3,979,261.28/x
  3. Step 3: Cross multiply
    14,212,893.83x = 21,319,344.38 × 3,979,261.28
  4. Step 4: Simplify right side
    14,212,893.83x = 84,835,241,669,566.12
  5. Step 5: Solve for x
    x = 84,835,241,669,566.12/14,212,893.83
  6. Step 6: Final answer
    x = 5,968,892.94

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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.