Finding the Fourth Proportional to 18,424,298.54, 27,660,395.46 and 14,167,455.32
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Solution
The fourth proportional to 18,424,298.54, 27,660,395.46 and 14,167,455.32 is: 21,269,597.64
Step by Step Solution
- Step 1: Write the proportion equation
18,424,298.54 : 27,660,395.46 = 14,167,455.32 : x - Step 2: Convert to fraction form
18,424,298.54/27,660,395.46 = 14,167,455.32/x - Step 3: Cross multiply
18,424,298.54x = 27,660,395.46 × 14,167,455.32 - Step 4: Simplify right side
18,424,298.54x = 391,877,416,813,080.88 - Step 5: Solve for x
x = 391,877,416,813,080.88/18,424,298.54 - Step 6: Final answer
x = 21,269,597.64
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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.