Finding the Fourth Proportional to 15,985,241.60, 22,054,597.66 and 9,783,823.37
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Solution
The fourth proportional to 15,985,241.60, 22,054,597.66 and 9,783,823.37 is: 13,498,594.09
Step by Step Solution
- Step 1: Write the proportion equation
15,985,241.60 : 22,054,597.66 = 9,783,823.37 : x - Step 2: Convert to fraction form
15,985,241.60/22,054,597.66 = 9,783,823.37/x - Step 3: Cross multiply
15,985,241.60x = 22,054,597.66 × 9,783,823.37 - Step 4: Simplify right side
15,985,241.60x = 215,778,287,867,122.75 - Step 5: Solve for x
x = 215,778,287,867,122.75/15,985,241.60 - Step 6: Final answer
x = 13,498,594.09
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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.