Home / 21,458,441.01-29,613,427.34-12,292,855.23

Finding the Fourth Proportional to 21,458,441.01, 29,613,427.34 and 12,292,855.23

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Solution

The fourth proportional to 21,458,441.01, 29,613,427.34 and 12,292,855.23 is: 16,964,586.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,458,441.01 : 29,613,427.34 = 12,292,855.23 : x
  2. Step 2: Convert to fraction form
    21,458,441.01/29,613,427.34 = 12,292,855.23/x
  3. Step 3: Cross multiply
    21,458,441.01x = 29,613,427.34 × 12,292,855.23
  4. Step 4: Simplify right side
    21,458,441.01x = 364,033,575,093,279.75
  5. Step 5: Solve for x
    x = 364,033,575,093,279.75/21,458,441.01
  6. Step 6: Final answer
    x = 16,964,586.33

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Double scale
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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.