Home / 18,911,669.88-26,099,082.54-11,567,200.44

Finding the Fourth Proportional to 18,911,669.88, 26,099,082.54 and 11,567,200.44

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Solution

The fourth proportional to 18,911,669.88, 26,099,082.54 and 11,567,200.44 is: 15,963,334.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,911,669.88 : 26,099,082.54 = 11,567,200.44 : x
  2. Step 2: Convert to fraction form
    18,911,669.88/26,099,082.54 = 11,567,200.44/x
  3. Step 3: Cross multiply
    18,911,669.88x = 26,099,082.54 × 11,567,200.44
  4. Step 4: Simplify right side
    18,911,669.88x = 301,893,319,040,284.31
  5. Step 5: Solve for x
    x = 301,893,319,040,284.31/18,911,669.88
  6. Step 6: Final answer
    x = 15,963,334.86

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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.