Finding the Fourth Proportional to 5,414,473.29, 7,469,178.08 and 3,671,553.21
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Solution
The fourth proportional to 5,414,473.29, 7,469,178.08 and 3,671,553.21 is: 5,064,848.10
Step by Step Solution
- Step 1: Write the proportion equation
5,414,473.29 : 7,469,178.08 = 3,671,553.21 : x - Step 2: Convert to fraction form
5,414,473.29/7,469,178.08 = 3,671,553.21/x - Step 3: Cross multiply
5,414,473.29x = 7,469,178.08 × 3,671,553.21 - Step 4: Simplify right side
5,414,473.29x = 27,423,484,737,327.87 - Step 5: Solve for x
x = 27,423,484,737,327.87/5,414,473.29 - Step 6: Final answer
x = 5,064,848.10
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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.