Finding the Fourth Proportional to 6,392,772.96, 8,822,294.80 and 3,676,521.12
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Solution
The fourth proportional to 6,392,772.96, 8,822,294.80 and 3,676,521.12 is: 5,073,753.34
Step by Step Solution
- Step 1: Write the proportion equation
6,392,772.96 : 8,822,294.80 = 3,676,521.12 : x - Step 2: Convert to fraction form
6,392,772.96/8,822,294.80 = 3,676,521.12/x - Step 3: Cross multiply
6,392,772.96x = 8,822,294.80 × 3,676,521.12 - Step 4: Simplify right side
6,392,772.96x = 32,435,353,159,066.18 - Step 5: Solve for x
x = 32,435,353,159,066.18/6,392,772.96 - Step 6: Final answer
x = 5,073,753.34
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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.