Home / 19,256,779.82-26,577,080.71-11,916,976.97

Finding the Fourth Proportional to 19,256,779.82, 26,577,080.71 and 11,916,976.97

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Solution

The fourth proportional to 19,256,779.82, 26,577,080.71 and 11,916,976.97 is: 16,447,114.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,256,779.82 : 26,577,080.71 = 11,916,976.97 : x
  2. Step 2: Convert to fraction form
    19,256,779.82/26,577,080.71 = 11,916,976.97/x
  3. Step 3: Cross multiply
    19,256,779.82x = 26,577,080.71 × 11,916,976.97
  4. Step 4: Simplify right side
    19,256,779.82x = 316,718,458,787,551.50
  5. Step 5: Solve for x
    x = 316,718,458,787,551.50/19,256,779.82
  6. Step 6: Final answer
    x = 16,447,114.30

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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.