Finding the Fourth Proportional to 35,491,236.09, 48,978,053.36 and 19,193,712.09
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Solution
The fourth proportional to 35,491,236.09, 48,978,053.36 and 19,193,712.09 is: 26,487,402.48
Step by Step Solution
- Step 1: Write the proportion equation
35,491,236.09 : 48,978,053.36 = 19,193,712.09 : x - Step 2: Convert to fraction form
35,491,236.09/48,978,053.36 = 19,193,712.09/x - Step 3: Cross multiply
35,491,236.09x = 48,978,053.36 × 19,193,712.09 - Step 4: Simplify right side
35,491,236.09x = 940,070,654,824,528.50 - Step 5: Solve for x
x = 940,070,654,824,528.50/35,491,236.09 - Step 6: Final answer
x = 26,487,402.48
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1.5x scale
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.