Home / 21,346,999.98-29,458,817.19-11,557,442.46

Finding the Fourth Proportional to 21,346,999.98, 29,458,817.19 and 11,557,442.46

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Solution

The fourth proportional to 21,346,999.98, 29,458,817.19 and 11,557,442.46 is: 15,949,247.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,346,999.98 : 29,458,817.19 = 11,557,442.46 : x
  2. Step 2: Convert to fraction form
    21,346,999.98/29,458,817.19 = 11,557,442.46/x
  3. Step 3: Cross multiply
    21,346,999.98x = 29,458,817.19 × 11,557,442.46
  4. Step 4: Simplify right side
    21,346,999.98x = 340,468,584,613,083.94
  5. Step 5: Solve for x
    x = 340,468,584,613,083.94/21,346,999.98
  6. Step 6: Final answer
    x = 15,949,247.43

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1.5x scale

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.