Finding the Fourth Proportional to 10,318,230.80, 15,473,409.60 and 3,127,374.80
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Solution
The fourth proportional to 10,318,230.80, 15,473,409.60 and 3,127,374.80 is: 4,689,869.05
Step by Step Solution
- Step 1: Write the proportion equation
10,318,230.80 : 15,473,409.60 = 3,127,374.80 : x - Step 2: Convert to fraction form
10,318,230.80/15,473,409.60 = 3,127,374.80/x - Step 3: Cross multiply
10,318,230.80x = 15,473,409.60 × 3,127,374.80 - Step 4: Simplify right side
10,318,230.80x = 48,391,151,253,118.08 - Step 5: Solve for x
x = 48,391,151,253,118.08/10,318,230.80 - Step 6: Final answer
x = 4,689,869.05
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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.