Finding the Fourth Proportional to 54,310,317.69, 74,947,717.98 and 29,530,513.62
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Solution
The fourth proportional to 54,310,317.69, 74,947,717.98 and 29,530,513.62 is: 40,751,825.82
Step by Step Solution
- Step 1: Write the proportion equation
54,310,317.69 : 74,947,717.98 = 29,530,513.62 : x - Step 2: Convert to fraction form
54,310,317.69/74,947,717.98 = 29,530,513.62/x - Step 3: Cross multiply
54,310,317.69x = 74,947,717.98 × 29,530,513.62 - Step 4: Simplify right side
54,310,317.69x = 2,213,244,606,596,309 - Step 5: Solve for x
x = 2,213,244,606,596,309/54,310,317.69 - Step 6: Final answer
x = 40,751,825.82
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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.