Finding the Fourth Proportional to 39,029,967.39, 53,861,301.68 and 21,627,439.23
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Solution
The fourth proportional to 39,029,967.39, 53,861,301.68 and 21,627,439.23 is: 29,845,836.59
Step by Step Solution
- Step 1: Write the proportion equation
39,029,967.39 : 53,861,301.68 = 21,627,439.23 : x - Step 2: Convert to fraction form
39,029,967.39/53,861,301.68 = 21,627,439.23/x - Step 3: Cross multiply
39,029,967.39x = 53,861,301.68 × 21,627,439.23 - Step 4: Simplify right side
39,029,967.39x = 1,164,882,028,824,759.75 - Step 5: Solve for x
x = 1,164,882,028,824,759.75/39,029,967.39 - Step 6: Final answer
x = 29,845,836.59
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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.