Finding the Fourth Proportional to 43,918,296.31, 60,531,599.76 and 29,207,677.28
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Solution
The fourth proportional to 43,918,296.31, 60,531,599.76 and 29,207,677.28 is: 40,256,284.50
Step by Step Solution
- Step 1: Write the proportion equation
43,918,296.31 : 60,531,599.76 = 29,207,677.28 : x - Step 2: Convert to fraction form
43,918,296.31/60,531,599.76 = 29,207,677.28/x - Step 3: Cross multiply
43,918,296.31x = 60,531,599.76 × 29,207,677.28 - Step 4: Simplify right side
43,918,296.31x = 1,767,987,431,336,114.25 - Step 5: Solve for x
x = 1,767,987,431,336,114.25/43,918,296.31 - Step 6: Final answer
x = 40,256,284.50
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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.