Finding the Fourth Proportional to 16,402,537.80, 24,603,806.70 and 4,887,982.80
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Solution
The fourth proportional to 16,402,537.80, 24,603,806.70 and 4,887,982.80 is: 7,331,974.20
Step by Step Solution
- Step 1: Write the proportion equation
16,402,537.80 : 24,603,806.70 = 4,887,982.80 : x - Step 2: Convert to fraction form
16,402,537.80/24,603,806.70 = 4,887,982.80/x - Step 3: Cross multiply
16,402,537.80x = 24,603,806.70 × 4,887,982.80 - Step 4: Simplify right side
16,402,537.80x = 120,262,983,964,124.75 - Step 5: Solve for x
x = 120,262,983,964,124.75/16,402,537.80 - Step 6: Final answer
x = 7,331,974.20
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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.