Finding the Fourth Proportional to 23,689,518.13, 35,534,277.21 and 8,543,449.63
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Solution
The fourth proportional to 23,689,518.13, 35,534,277.21 and 8,543,449.63 is: 12,815,174.45
Step by Step Solution
- Step 1: Write the proportion equation
23,689,518.13 : 35,534,277.21 = 8,543,449.63 : x - Step 2: Convert to fraction form
23,689,518.13/35,534,277.21 = 8,543,449.63/x - Step 3: Cross multiply
23,689,518.13x = 35,534,277.21 × 8,543,449.63 - Step 4: Simplify right side
23,689,518.13x = 303,585,307,482,092 - Step 5: Solve for x
x = 303,585,307,482,092/23,689,518.13 - Step 6: Final answer
x = 12,815,174.45
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1.5x scale
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.