Finding the Fourth Proportional to 6,553,149.13, 9,043,191.70 and 3,800,328.49
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Solution
The fourth proportional to 6,553,149.13, 9,043,191.70 and 3,800,328.49 is: 5,244,363.95
Step by Step Solution
- Step 1: Write the proportion equation
6,553,149.13 : 9,043,191.70 = 3,800,328.49 : x - Step 2: Convert to fraction form
6,553,149.13/9,043,191.70 = 3,800,328.49/x - Step 3: Cross multiply
6,553,149.13x = 9,043,191.70 × 3,800,328.49 - Step 4: Simplify right side
6,553,149.13x = 34,367,099,058,041.53 - Step 5: Solve for x
x = 34,367,099,058,041.53/6,553,149.13 - Step 6: Final answer
x = 5,244,363.95
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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.