Finding the Fourth Proportional to 75,710,068.24, 104,479,943.16 and 40,902,738.52
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Solution
The fourth proportional to 75,710,068.24, 104,479,943.16 and 40,902,738.52 is: 56,445,805.62
Step by Step Solution
- Step 1: Write the proportion equation
75,710,068.24 : 104,479,943.16 = 40,902,738.52 : x - Step 2: Convert to fraction form
75,710,068.24/104,479,943.16 = 40,902,738.52/x - Step 3: Cross multiply
75,710,068.24x = 104,479,943.16 × 40,902,738.52 - Step 4: Simplify right side
75,710,068.24x = 4,273,515,795,657,942.50 - Step 5: Solve for x
x = 4,273,515,795,657,942.50/75,710,068.24 - Step 6: Final answer
x = 56,445,805.62
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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.