Finding the Fourth Proportional to 5,644,381.98, 8,466,572.16 and 2,449,437.42
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Solution
The fourth proportional to 5,644,381.98, 8,466,572.16 and 2,449,437.42 is: 3,674,155.78
Step by Step Solution
- Step 1: Write the proportion equation
5,644,381.98 : 8,466,572.16 = 2,449,437.42 : x - Step 2: Convert to fraction form
5,644,381.98/8,466,572.16 = 2,449,437.42/x - Step 3: Cross multiply
5,644,381.98x = 8,466,572.16 × 2,449,437.42 - Step 4: Simplify right side
5,644,381.98x = 20,738,338,667,834.23 - Step 5: Solve for x
x = 20,738,338,667,834.23/5,644,381.98 - Step 6: Final answer
x = 3,674,155.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.