Finding the Fourth Proportional to 8,974,545.96, 12,385,770.30 and 5,352,873.96
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Solution
The fourth proportional to 8,974,545.96, 12,385,770.30 and 5,352,873.96 is: 7,387,501.01
Step by Step Solution
- Step 1: Write the proportion equation
8,974,545.96 : 12,385,770.30 = 5,352,873.96 : x - Step 2: Convert to fraction form
8,974,545.96/12,385,770.30 = 5,352,873.96/x - Step 3: Cross multiply
8,974,545.96x = 12,385,770.30 × 5,352,873.96 - Step 4: Simplify right side
8,974,545.96x = 66,299,467,313,411.39 - Step 5: Solve for x
x = 66,299,467,313,411.39/8,974,545.96 - Step 6: Final answer
x = 7,387,501.01
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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.