Finding the Fourth Proportional to 43,081,405.36, 59,444,208.27 and 25,679,369.80
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Solution
The fourth proportional to 43,081,405.36, 59,444,208.27 and 25,679,369.80 is: 35,432,683.63
Step by Step Solution
- Step 1: Write the proportion equation
43,081,405.36 : 59,444,208.27 = 25,679,369.80 : x - Step 2: Convert to fraction form
43,081,405.36/59,444,208.27 = 25,679,369.80/x - Step 3: Cross multiply
43,081,405.36x = 59,444,208.27 × 25,679,369.80 - Step 4: Simplify right side
43,081,405.36x = 1,526,489,806,633,548.25 - Step 5: Solve for x
x = 1,526,489,806,633,548.25/43,081,405.36 - Step 6: Final answer
x = 35,432,683.63
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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.