Home / 19,722,573.54-27,216,629.28-11,020,817.52

Finding the Fourth Proportional to 19,722,573.54, 27,216,629.28 and 11,020,817.52

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Solution

The fourth proportional to 19,722,573.54, 27,216,629.28 and 11,020,817.52 is: 15,208,436.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,722,573.54 : 27,216,629.28 = 11,020,817.52 : x
  2. Step 2: Convert to fraction form
    19,722,573.54/27,216,629.28 = 11,020,817.52/x
  3. Step 3: Cross multiply
    19,722,573.54x = 27,216,629.28 × 11,020,817.52
  4. Step 4: Simplify right side
    19,722,573.54x = 299,949,504,804,369
  5. Step 5: Solve for x
    x = 299,949,504,804,369/19,722,573.54
  6. Step 6: Final answer
    x = 15,208,436.37

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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.