Finding the Fourth Proportional to 10,889,602.62, 16,334,854.66 and 3,213,247.44
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Solution
The fourth proportional to 10,889,602.62, 16,334,854.66 and 3,213,247.44 is: 4,820,004.15
Step by Step Solution
- Step 1: Write the proportion equation
10,889,602.62 : 16,334,854.66 = 3,213,247.44 : x - Step 2: Convert to fraction form
10,889,602.62/16,334,854.66 = 3,213,247.44/x - Step 3: Cross multiply
10,889,602.62x = 16,334,854.66 × 3,213,247.44 - Step 4: Simplify right side
10,889,602.62x = 52,487,929,874,331.26 - Step 5: Solve for x
x = 52,487,929,874,331.26/10,889,602.62 - Step 6: Final answer
x = 4,820,004.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.