Finding the Fourth Proportional to 12,877,152.66, 19,297,787.09 and 9,678,548.52
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Solution
The fourth proportional to 12,877,152.66, 19,297,787.09 and 9,678,548.52 is: 14,504,337.53
Step by Step Solution
- Step 1: Write the proportion equation
12,877,152.66 : 19,297,787.09 = 9,678,548.52 : x - Step 2: Convert to fraction form
12,877,152.66/19,297,787.09 = 9,678,548.52/x - Step 3: Cross multiply
12,877,152.66x = 19,297,787.09 × 9,678,548.52 - Step 4: Simplify right side
12,877,152.66x = 186,774,568,630,801.88 - Step 5: Solve for x
x = 186,774,568,630,801.88/12,877,152.66 - Step 6: Final answer
x = 14,504,337.53
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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.