Finding the Fourth Proportional to 32,400,043.20, 48,607,063.20 and 9,683,236.80
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Solution
The fourth proportional to 32,400,043.20, 48,607,063.20 and 9,683,236.80 is: 14,526,946.78
Step by Step Solution
- Step 1: Write the proportion equation
32,400,043.20 : 48,607,063.20 = 9,683,236.80 : x - Step 2: Convert to fraction form
32,400,043.20/48,607,063.20 = 9,683,236.80/x - Step 3: Cross multiply
32,400,043.20x = 48,607,063.20 × 9,683,236.80 - Step 4: Simplify right side
32,400,043.20x = 470,673,703,118,165.81 - Step 5: Solve for x
x = 470,673,703,118,165.81/32,400,043.20 - Step 6: Final answer
x = 14,526,946.78
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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.