Finding the Fourth Proportional to 41,972,636.39, 62,911,194.54 and 25,541,682.09
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Solution
The fourth proportional to 41,972,636.39, 62,911,194.54 and 25,541,682.09 is: 38,283,459.64
Step by Step Solution
- Step 1: Write the proportion equation
41,972,636.39 : 62,911,194.54 = 25,541,682.09 : x - Step 2: Convert to fraction form
41,972,636.39/62,911,194.54 = 25,541,682.09/x - Step 3: Cross multiply
41,972,636.39x = 62,911,194.54 × 25,541,682.09 - Step 4: Simplify right side
41,972,636.39x = 1,606,857,730,842,823.75 - Step 5: Solve for x
x = 1,606,857,730,842,823.75/41,972,636.39 - Step 6: Final answer
x = 38,283,459.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.