Finding the Fourth Proportional to 16,187,495.76, 24,237,734.04 and 12,330,948.24
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Solution
The fourth proportional to 16,187,495.76, 24,237,734.04 and 12,330,948.24 is: 18,463,278.59
Step by Step Solution
- Step 1: Write the proportion equation
16,187,495.76 : 24,237,734.04 = 12,330,948.24 : x - Step 2: Convert to fraction form
16,187,495.76/24,237,734.04 = 12,330,948.24/x - Step 3: Cross multiply
16,187,495.76x = 24,237,734.04 × 12,330,948.24 - Step 4: Simplify right side
16,187,495.76x = 298,874,243,902,126.06 - Step 5: Solve for x
x = 298,874,243,902,126.06/16,187,495.76 - Step 6: Final answer
x = 18,463,278.59
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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.