Home / 19,722,718.44-27,216,829.32-11,020,962.54

Finding the Fourth Proportional to 19,722,718.44, 27,216,829.32 and 11,020,962.54

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Solution

The fourth proportional to 19,722,718.44, 27,216,829.32 and 11,020,962.54 is: 15,208,636.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,722,718.44 : 27,216,829.32 = 11,020,962.54 : x
  2. Step 2: Convert to fraction form
    19,722,718.44/27,216,829.32 = 11,020,962.54/x
  3. Step 3: Cross multiply
    19,722,718.44x = 27,216,829.32 × 11,020,962.54
  4. Step 4: Simplify right side
    19,722,718.44x = 299,955,656,393,293.62
  5. Step 5: Solve for x
    x = 299,955,656,393,293.62/19,722,718.44
  6. Step 6: Final answer
    x = 15,208,636.54

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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.