Finding the Fourth Proportional to 5,423,402.24, 7,484,274.37 and 2,976,054.20
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Solution
The fourth proportional to 5,423,402.24, 7,484,274.37 and 2,976,054.20 is: 4,106,943.42
Step by Step Solution
- Step 1: Write the proportion equation
5,423,402.24 : 7,484,274.37 = 2,976,054.20 : x - Step 2: Convert to fraction form
5,423,402.24/7,484,274.37 = 2,976,054.20/x - Step 3: Cross multiply
5,423,402.24x = 7,484,274.37 × 2,976,054.20 - Step 4: Simplify right side
5,423,402.24x = 22,273,606,139,089.55 - Step 5: Solve for x
x = 22,273,606,139,089.55/5,423,402.24 - Step 6: Final answer
x = 4,106,943.42
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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.