Finding the Fourth Proportional to 84,510,457.82, 126,771,849.95 and 26,210,734.28
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Solution
The fourth proportional to 84,510,457.82, 126,771,849.95 and 26,210,734.28 is: 39,318,012.92
Step by Step Solution
- Step 1: Write the proportion equation
84,510,457.82 : 126,771,849.95 = 26,210,734.28 : x - Step 2: Convert to fraction form
84,510,457.82/126,771,849.95 = 26,210,734.28/x - Step 3: Cross multiply
84,510,457.82x = 126,771,849.95 × 26,210,734.28 - Step 4: Simplify right side
84,510,457.82x = 3,322,783,272,458,568 - Step 5: Solve for x
x = 3,322,783,272,458,568/84,510,457.82 - Step 6: Final answer
x = 39,318,012.92
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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.