Finding the Fourth Proportional to 5,588,178.60, 7,713,044.61 and 3,414,552.12
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Solution
The fourth proportional to 5,588,178.60, 7,713,044.61 and 3,414,552.12 is: 4,712,911.79
Step by Step Solution
- Step 1: Write the proportion equation
5,588,178.60 : 7,713,044.61 = 3,414,552.12 : x - Step 2: Convert to fraction form
5,588,178.60/7,713,044.61 = 3,414,552.12/x - Step 3: Cross multiply
5,588,178.60x = 7,713,044.61 × 3,414,552.12 - Step 4: Simplify right side
5,588,178.60x = 26,336,592,824,730.07 - Step 5: Solve for x
x = 26,336,592,824,730.07/5,588,178.60 - Step 6: Final answer
x = 4,712,911.79
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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.