Finding the Fourth Proportional to 13,471,310.58, 20,206,965.87 and 6,651,151.08
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Solution
The fourth proportional to 13,471,310.58, 20,206,965.87 and 6,651,151.08 is: 9,976,726.61
Step by Step Solution
- Step 1: Write the proportion equation
13,471,310.58 : 20,206,965.87 = 6,651,151.08 : x - Step 2: Convert to fraction form
13,471,310.58/20,206,965.87 = 6,651,151.08/x - Step 3: Cross multiply
13,471,310.58x = 20,206,965.87 × 6,651,151.08 - Step 4: Simplify right side
13,471,310.58x = 134,399,582,735,483.05 - Step 5: Solve for x
x = 134,399,582,735,483.05/13,471,310.58 - Step 6: Final answer
x = 9,976,726.61
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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.