Finding the Fourth Proportional to 8,222,930.48, 12,346,520.80 and 4,586,764.48
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Solution
The fourth proportional to 8,222,930.48, 12,346,520.80 and 4,586,764.48 is: 6,886,910.11
Step by Step Solution
- Step 1: Write the proportion equation
8,222,930.48 : 12,346,520.80 = 4,586,764.48 : x - Step 2: Convert to fraction form
8,222,930.48/12,346,520.80 = 4,586,764.48/x - Step 3: Cross multiply
8,222,930.48x = 12,346,520.80 × 4,586,764.48 - Step 4: Simplify right side
8,222,930.48x = 56,630,583,057,021.20 - Step 5: Solve for x
x = 56,630,583,057,021.20/8,222,930.48 - Step 6: Final answer
x = 6,886,910.11
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.