Finding the Fourth Proportional to 9,663,557.76, 14,494,582.80 and 5,617,464.80
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Solution
The fourth proportional to 9,663,557.76, 14,494,582.80 and 5,617,464.80 is: 8,425,758.99
Step by Step Solution
- Step 1: Write the proportion equation
9,663,557.76 : 14,494,582.80 = 5,617,464.80 : x - Step 2: Convert to fraction form
9,663,557.76/14,494,582.80 = 5,617,464.80/x - Step 3: Cross multiply
9,663,557.76x = 14,494,582.80 × 5,617,464.80 - Step 4: Simplify right side
9,663,557.76x = 81,422,808,669,685.44 - Step 5: Solve for x
x = 81,422,808,669,685.44/9,663,557.76 - Step 6: Final answer
x = 8,425,758.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.