Finding the Fourth Proportional to 32,838,832.54, 45,310,070.64 and 19,605,433.96
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Solution
The fourth proportional to 32,838,832.54, 45,310,070.64 and 19,605,433.96 is: 27,051,010.31
Step by Step Solution
- Step 1: Write the proportion equation
32,838,832.54 : 45,310,070.64 = 19,605,433.96 : x - Step 2: Convert to fraction form
32,838,832.54/45,310,070.64 = 19,605,433.96/x - Step 3: Cross multiply
32,838,832.54x = 45,310,070.64 × 19,605,433.96 - Step 4: Simplify right side
32,838,832.54x = 888,323,597,655,455 - Step 5: Solve for x
x = 888,323,597,655,455/32,838,832.54 - Step 6: Final answer
x = 27,051,010.31
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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.