Finding the Fourth Proportional to 19,541,979.50, 26,971,165.91 and 10,842,954.62
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Solution
The fourth proportional to 19,541,979.50, 26,971,165.91 and 10,842,954.62 is: 14,965,071.88
Step by Step Solution
- Step 1: Write the proportion equation
19,541,979.50 : 26,971,165.91 = 10,842,954.62 : x - Step 2: Convert to fraction form
19,541,979.50/26,971,165.91 = 10,842,954.62/x - Step 3: Cross multiply
19,541,979.50x = 26,971,165.91 × 10,842,954.62 - Step 4: Simplify right side
19,541,979.50x = 292,447,127,821,550.44 - Step 5: Solve for x
x = 292,447,127,821,550.44/19,541,979.50 - Step 6: Final answer
x = 14,965,071.88
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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.