Finding the Fourth Proportional to 10,339,770.10, 14,259,593.82 and 6,472,643.80
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Solution
The fourth proportional to 10,339,770.10, 14,259,593.82 and 6,472,643.80 is: 8,926,433.63
Step by Step Solution
- Step 1: Write the proportion equation
10,339,770.10 : 14,259,593.82 = 6,472,643.80 : x - Step 2: Convert to fraction form
10,339,770.10/14,259,593.82 = 6,472,643.80/x - Step 3: Cross multiply
10,339,770.10x = 14,259,593.82 × 6,472,643.80 - Step 4: Simplify right side
10,339,770.10x = 92,297,271,529,541.31 - Step 5: Solve for x
x = 92,297,271,529,541.31/10,339,770.10 - Step 6: Final answer
x = 8,926,433.63
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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.