Finding the Fourth Proportional to 5,012,423.37, 6,917,152.14 and 2,720,585.07
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Solution
The fourth proportional to 5,012,423.37, 6,917,152.14 and 2,720,585.07 is: 3,754,411.68
Step by Step Solution
- Step 1: Write the proportion equation
5,012,423.37 : 6,917,152.14 = 2,720,585.07 : x - Step 2: Convert to fraction form
5,012,423.37/6,917,152.14 = 2,720,585.07/x - Step 3: Cross multiply
5,012,423.37x = 6,917,152.14 × 2,720,585.07 - Step 4: Simplify right side
5,012,423.37x = 18,818,700,839,002.55 - Step 5: Solve for x
x = 18,818,700,839,002.55/5,012,423.37 - Step 6: Final answer
x = 3,754,411.68
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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.