Finding the Fourth Proportional to 61,245,803.06, 91,886,640.58 and 18,116,154.96
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Solution
The fourth proportional to 61,245,803.06, 91,886,640.58 and 18,116,154.96 is: 27,179,537.80
Step by Step Solution
- Step 1: Write the proportion equation
61,245,803.06 : 91,886,640.58 = 18,116,154.96 : x - Step 2: Convert to fraction form
61,245,803.06/91,886,640.58 = 18,116,154.96/x - Step 3: Cross multiply
61,245,803.06x = 91,886,640.58 × 18,116,154.96 - Step 4: Simplify right side
61,245,803.06x = 1,664,632,619,501,104.25 - Step 5: Solve for x
x = 1,664,632,619,501,104.25/61,245,803.06 - Step 6: Final answer
x = 27,179,537.80
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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.