Finding the Fourth Proportional to 24,916,077.20, 37,367,117.40 and 7,881,971.60
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Solution
The fourth proportional to 24,916,077.20, 37,367,117.40 and 7,881,971.60 is: 11,820,743.52
Step by Step Solution
- Step 1: Write the proportion equation
24,916,077.20 : 37,367,117.40 = 7,881,971.60 : x - Step 2: Convert to fraction form
24,916,077.20/37,367,117.40 = 7,881,971.60/x - Step 3: Cross multiply
24,916,077.20x = 37,367,117.40 × 7,881,971.60 - Step 4: Simplify right side
24,916,077.20x = 294,526,558,120,665.81 - Step 5: Solve for x
x = 294,526,558,120,665.81/24,916,077.20 - Step 6: Final answer
x = 11,820,743.52
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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.