Finding the Fourth Proportional to 56,229,146.46, 77,595,648.44 and 31,449,274.17
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Solution
The fourth proportional to 56,229,146.46, 77,595,648.44 and 31,449,274.17 is: 43,399,677.49
Step by Step Solution
- Step 1: Write the proportion equation
56,229,146.46 : 77,595,648.44 = 31,449,274.17 : x - Step 2: Convert to fraction form
56,229,146.46/77,595,648.44 = 31,449,274.17/x - Step 3: Cross multiply
56,229,146.46x = 77,595,648.44 × 31,449,274.17 - Step 4: Simplify right side
56,229,146.46x = 2,440,326,821,643,268 - Step 5: Solve for x
x = 2,440,326,821,643,268/56,229,146.46 - Step 6: Final answer
x = 43,399,677.49
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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.