Finding the Fourth Proportional to 84,246,454.32, 126,416,311.56 and 41,116,014.96
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Solution
The fourth proportional to 84,246,454.32, 126,416,311.56 and 41,116,014.96 is: 61,696,779.99
Step by Step Solution
- Step 1: Write the proportion equation
84,246,454.32 : 126,416,311.56 = 41,116,014.96 : x - Step 2: Convert to fraction form
84,246,454.32/126,416,311.56 = 41,116,014.96/x - Step 3: Cross multiply
84,246,454.32x = 126,416,311.56 × 41,116,014.96 - Step 4: Simplify right side
84,246,454.32x = 5,197,734,957,288,981 - Step 5: Solve for x
x = 5,197,734,957,288,981/84,246,454.32 - Step 6: Final answer
x = 61,696,779.99
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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.