Home / 19,557,942.83-26,991,669.08-11,411,805.23

Finding the Fourth Proportional to 19,557,942.83, 26,991,669.08 and 11,411,805.23

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Solution

The fourth proportional to 19,557,942.83, 26,991,669.08 and 11,411,805.23 is: 15,749,287.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557,942.83 : 26,991,669.08 = 11,411,805.23 : x
  2. Step 2: Convert to fraction form
    19,557,942.83/26,991,669.08 = 11,411,805.23/x
  3. Step 3: Cross multiply
    19,557,942.83x = 26,991,669.08 × 11,411,805.23
  4. Step 4: Simplify right side
    19,557,942.83x = 308,023,670,373,573.25
  5. Step 5: Solve for x
    x = 308,023,670,373,573.25/19,557,942.83
  6. Step 6: Final answer
    x = 15,749,287.80

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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.