Finding the Fourth Proportional to 9,997,232.60, 13,796,177.63 and 5,413,553.97
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Solution
The fourth proportional to 9,997,232.60, 13,796,177.63 and 5,413,553.97 is: 7,470,702.66
Step by Step Solution
- Step 1: Write the proportion equation
9,997,232.60 : 13,796,177.63 = 5,413,553.97 : x - Step 2: Convert to fraction form
9,997,232.60/13,796,177.63 = 5,413,553.97/x - Step 3: Cross multiply
9,997,232.60x = 13,796,177.63 × 5,413,553.97 - Step 4: Simplify right side
9,997,232.60x = 74,686,352,213,002.20 - Step 5: Solve for x
x = 74,686,352,213,002.20/9,997,232.60 - Step 6: Final answer
x = 7,470,702.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.