Finding the Fourth Proportional to 10,771,241.40, 16,148,826.90 and 6,510,511.80
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Solution
The fourth proportional to 10,771,241.40, 16,148,826.90 and 6,510,511.80 is: 9,760,910.95
Step by Step Solution
- Step 1: Write the proportion equation
10,771,241.40 : 16,148,826.90 = 6,510,511.80 : x - Step 2: Convert to fraction form
10,771,241.40/16,148,826.90 = 6,510,511.80/x - Step 3: Cross multiply
10,771,241.40x = 16,148,826.90 × 6,510,511.80 - Step 4: Simplify right side
10,771,241.40x = 105,137,128,088,607.42 - Step 5: Solve for x
x = 105,137,128,088,607.42/10,771,241.40 - Step 6: Final answer
x = 9,760,910.95
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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.