Finding the Fourth Proportional to 86,051,718.96, 129,102,803.64 and 27,758,232.69
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Solution
The fourth proportional to 86,051,718.96, 129,102,803.64 and 27,758,232.69 is: 41,645,486.08
Step by Step Solution
- Step 1: Write the proportion equation
86,051,718.96 : 129,102,803.64 = 27,758,232.69 : x - Step 2: Convert to fraction form
86,051,718.96/129,102,803.64 = 27,758,232.69/x - Step 3: Cross multiply
86,051,718.96x = 129,102,803.64 × 27,758,232.69 - Step 4: Simplify right side
86,051,718.96x = 3,583,665,664,370,499 - Step 5: Solve for x
x = 3,583,665,664,370,499/86,051,718.96 - Step 6: Final answer
x = 41,645,486.08
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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.