Finding the Fourth Proportional to 5,841,423.38, 8,102,405.36 and 5,686,058.90
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Solution
The fourth proportional to 5,841,423.38, 8,102,405.36 and 5,686,058.90 is: 7,886,905.49
Step by Step Solution
- Step 1: Write the proportion equation
5,841,423.38 : 8,102,405.36 = 5,686,058.90 : x - Step 2: Convert to fraction form
5,841,423.38/8,102,405.36 = 5,686,058.90/x - Step 3: Cross multiply
5,841,423.38x = 8,102,405.36 × 5,686,058.90 - Step 4: Simplify right side
5,841,423.38x = 46,070,754,108,635.71 - Step 5: Solve for x
x = 46,070,754,108,635.71/5,841,423.38 - Step 6: Final answer
x = 7,886,905.49
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.