Finding the Fourth Proportional to 51,504,289.20, 77,256,433.80 and 15,602,497.20
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Solution
The fourth proportional to 51,504,289.20, 77,256,433.80 and 15,602,497.20 is: 23,403,745.80
Step by Step Solution
- Step 1: Write the proportion equation
51,504,289.20 : 77,256,433.80 = 15,602,497.20 : x - Step 2: Convert to fraction form
51,504,289.20/77,256,433.80 = 15,602,497.20/x - Step 3: Cross multiply
51,504,289.20x = 77,256,433.80 × 15,602,497.20 - Step 4: Simplify right side
51,504,289.20x = 1,205,393,292,046,485.25 - Step 5: Solve for x
x = 1,205,393,292,046,485.25/51,504,289.20 - Step 6: Final answer
x = 23,403,745.80
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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.