Finding the Fourth Proportional to 10,848,164.21, 14,969,477.12 and 6,437,129.73
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Solution
The fourth proportional to 10,848,164.21, 14,969,477.12 and 6,437,129.73 is: 8,882,651.88
Step by Step Solution
- Step 1: Write the proportion equation
10,848,164.21 : 14,969,477.12 = 6,437,129.73 : x - Step 2: Convert to fraction form
10,848,164.21/14,969,477.12 = 6,437,129.73/x - Step 3: Cross multiply
10,848,164.21x = 14,969,477.12 × 6,437,129.73 - Step 4: Simplify right side
10,848,164.21x = 96,360,466,211,706.78 - Step 5: Solve for x
x = 96,360,466,211,706.78/10,848,164.21 - Step 6: Final answer
x = 8,882,651.88
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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.