Finding the Fourth Proportional to 12,163,449, 18,230,612.94 and 5,677,798.44
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Solution
The fourth proportional to 12,163,449, 18,230,612.94 and 5,677,798.44 is: 8,509,900.91
Step by Step Solution
- Step 1: Write the proportion equation
12,163,449 : 18,230,612.94 = 5,677,798.44 : x - Step 2: Convert to fraction form
12,163,449/18,230,612.94 = 5,677,798.44/x - Step 3: Cross multiply
12,163,449x = 18,230,612.94 × 5,677,798.44 - Step 4: Simplify right side
12,163,449x = 103,509,745,710,975.83 - Step 5: Solve for x
x = 103,509,745,710,975.83/12,163,449 - Step 6: Final answer
x = 8,509,900.91
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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.