Finding the Fourth Proportional to 5,233,392.94, 7,221,023.66 and 3,057,515.68
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Solution
The fourth proportional to 5,233,392.94, 7,221,023.66 and 3,057,515.68 is: 4,218,753.17
Step by Step Solution
- Step 1: Write the proportion equation
5,233,392.94 : 7,221,023.66 = 3,057,515.68 : x - Step 2: Convert to fraction form
5,233,392.94/7,221,023.66 = 3,057,515.68/x - Step 3: Cross multiply
5,233,392.94x = 7,221,023.66 × 3,057,515.68 - Step 4: Simplify right side
5,233,392.94x = 22,078,393,066,100.99 - Step 5: Solve for x
x = 22,078,393,066,100.99/5,233,392.94 - Step 6: Final answer
x = 4,218,753.17
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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.