Finding the Fourth Proportional to 22,124,374.26, 30,531,764.43 and 12,335,427.87
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Solution
The fourth proportional to 22,124,374.26, 30,531,764.43 and 12,335,427.87 is: 17,022,961.80
Step by Step Solution
- Step 1: Write the proportion equation
22,124,374.26 : 30,531,764.43 = 12,335,427.87 : x - Step 2: Convert to fraction form
22,124,374.26/30,531,764.43 = 12,335,427.87/x - Step 3: Cross multiply
22,124,374.26x = 30,531,764.43 × 12,335,427.87 - Step 4: Simplify right side
22,124,374.26x = 376,622,377,755,602.56 - Step 5: Solve for x
x = 376,622,377,755,602.56/22,124,374.26 - Step 6: Final answer
x = 17,022,961.80
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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.