Finding the Fourth Proportional to 28,729,252.16, 43,086,505.44 and 8,529,807.68
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Solution
The fourth proportional to 28,729,252.16, 43,086,505.44 and 8,529,807.68 is: 12,792,522.51
Step by Step Solution
- Step 1: Write the proportion equation
28,729,252.16 : 43,086,505.44 = 8,529,807.68 : x - Step 2: Convert to fraction form
28,729,252.16/43,086,505.44 = 8,529,807.68/x - Step 3: Cross multiply
28,729,252.16x = 43,086,505.44 × 8,529,807.68 - Step 4: Simplify right side
28,729,252.16x = 367,519,605,006,473.75 - Step 5: Solve for x
x = 367,519,605,006,473.75/28,729,252.16 - Step 6: Final answer
x = 12,792,522.51
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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.