Finding the Fourth Proportional to 6,436,583.16, 8,882,575.74 and 3,536,242.08
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Solution
The fourth proportional to 6,436,583.16, 8,882,575.74 and 3,536,242.08 is: 4,880,064.05
Step by Step Solution
- Step 1: Write the proportion equation
6,436,583.16 : 8,882,575.74 = 3,536,242.08 : x - Step 2: Convert to fraction form
6,436,583.16/8,882,575.74 = 3,536,242.08/x - Step 3: Cross multiply
6,436,583.16x = 8,882,575.74 × 3,536,242.08 - Step 4: Simplify right side
6,436,583.16x = 31,410,938,110,575.14 - Step 5: Solve for x
x = 31,410,938,110,575.14/6,436,583.16 - Step 6: Final answer
x = 4,880,064.05
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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.