Finding the Fourth Proportional to 5,635,630.67, 7,776,340.63 and 3,154,722.40
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Solution
The fourth proportional to 5,635,630.67, 7,776,340.63 and 3,154,722.40 is: 4,353,052.46
Step by Step Solution
- Step 1: Write the proportion equation
5,635,630.67 : 7,776,340.63 = 3,154,722.40 : x - Step 2: Convert to fraction form
5,635,630.67/7,776,340.63 = 3,154,722.40/x - Step 3: Cross multiply
5,635,630.67x = 7,776,340.63 × 3,154,722.40 - Step 4: Simplify right side
5,635,630.67x = 24,532,195,977,324.73 - Step 5: Solve for x
x = 24,532,195,977,324.73/5,635,630.67 - Step 6: Final answer
x = 4,353,052.46
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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.