Finding the Fourth Proportional to 14,229,029.60, 21,340,349.84 and 6,545,294.88
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Solution
The fourth proportional to 14,229,029.60, 21,340,349.84 and 6,545,294.88 is: 9,816,472.84
Step by Step Solution
- Step 1: Write the proportion equation
14,229,029.60 : 21,340,349.84 = 6,545,294.88 : x - Step 2: Convert to fraction form
14,229,029.60/21,340,349.84 = 6,545,294.88/x - Step 3: Cross multiply
14,229,029.60x = 21,340,349.84 × 6,545,294.88 - Step 4: Simplify right side
14,229,029.60x = 139,678,882,545,160.81 - Step 5: Solve for x
x = 139,678,882,545,160.81/14,229,029.60 - Step 6: Final answer
x = 9,816,472.84
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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.