Finding the Fourth Proportional to 18,968,309.88, 26,173,481.54 and 10,594,647.96
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Solution
The fourth proportional to 18,968,309.88, 26,173,481.54 and 10,594,647.96 is: 14,619,058.02
Step by Step Solution
- Step 1: Write the proportion equation
18,968,309.88 : 26,173,481.54 = 10,594,647.96 : x - Step 2: Convert to fraction form
18,968,309.88/26,173,481.54 = 10,594,647.96/x - Step 3: Cross multiply
18,968,309.88x = 26,173,481.54 × 10,594,647.96 - Step 4: Simplify right side
18,968,309.88x = 277,298,822,750,885.44 - Step 5: Solve for x
x = 277,298,822,750,885.44/18,968,309.88 - Step 6: Final answer
x = 14,619,058.02
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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.