Finding the Fourth Proportional to 16,102,583.19, 22,221,617.76 and 8,760,414.74
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Solution
The fourth proportional to 16,102,583.19, 22,221,617.76 and 8,760,414.74 is: 12,089,401.15
Step by Step Solution
- Step 1: Write the proportion equation
16,102,583.19 : 22,221,617.76 = 8,760,414.74 : x - Step 2: Convert to fraction form
16,102,583.19/22,221,617.76 = 8,760,414.74/x - Step 3: Cross multiply
16,102,583.19x = 22,221,617.76 × 8,760,414.74 - Step 4: Simplify right side
16,102,583.19x = 194,670,587,660,241.69 - Step 5: Solve for x
x = 194,670,587,660,241.69/16,102,583.19 - Step 6: Final answer
x = 12,089,401.15
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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.