Finding the Fourth Proportional to 5,635,538.63, 7,772,242.64 and 4,331,946
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Solution
The fourth proportional to 5,635,538.63, 7,772,242.64 and 4,331,946 is: 5,974,395.29
Step by Step Solution
- Step 1: Write the proportion equation
5,635,538.63 : 7,772,242.64 = 4,331,946 : x - Step 2: Convert to fraction form
5,635,538.63/7,772,242.64 = 4,331,946/x - Step 3: Cross multiply
5,635,538.63x = 7,772,242.64 × 4,331,946 - Step 4: Simplify right side
5,635,538.63x = 33,668,935,393,717.71 - Step 5: Solve for x
x = 33,668,935,393,717.71/5,635,538.63 - Step 6: Final answer
x = 5,974,395.29
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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.