Finding the Fourth Proportional to 18,239,511.36, 27,424,893.36 and 16,817,590.08
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Solution
The fourth proportional to 18,239,511.36, 27,424,893.36 and 16,817,590.08 is: 25,286,895.32
Step by Step Solution
- Step 1: Write the proportion equation
18,239,511.36 : 27,424,893.36 = 16,817,590.08 : x - Step 2: Convert to fraction form
18,239,511.36/27,424,893.36 = 16,817,590.08/x - Step 3: Cross multiply
18,239,511.36x = 27,424,893.36 × 16,817,590.08 - Step 4: Simplify right side
18,239,511.36x = 461,220,614,516,193.81 - Step 5: Solve for x
x = 461,220,614,516,193.81/18,239,511.36 - Step 6: Final answer
x = 25,286,895.32
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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.