Finding the Fourth Proportional to 6,127,603.68, 8,456,105.52 and 3,411,446.88
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Solution
The fourth proportional to 6,127,603.68, 8,456,105.52 and 3,411,446.88 is: 4,707,803.62
Step by Step Solution
- Step 1: Write the proportion equation
6,127,603.68 : 8,456,105.52 = 3,411,446.88 : x - Step 2: Convert to fraction form
6,127,603.68/8,456,105.52 = 3,411,446.88/x - Step 3: Cross multiply
6,127,603.68x = 8,456,105.52 × 3,411,446.88 - Step 4: Simplify right side
6,127,603.68x = 28,847,554,793,154.77 - Step 5: Solve for x
x = 28,847,554,793,154.77/6,127,603.68 - Step 6: Final answer
x = 4,707,803.62
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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.