Finding the Fourth Proportional to 15,486,471.36, 23,228,193.42 and 4,703,865.84
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Solution
The fourth proportional to 15,486,471.36, 23,228,193.42 and 4,703,865.84 is: 7,055,339.01
Step by Step Solution
- Step 1: Write the proportion equation
15,486,471.36 : 23,228,193.42 = 4,703,865.84 : x - Step 2: Convert to fraction form
15,486,471.36/23,228,193.42 = 4,703,865.84/x - Step 3: Cross multiply
15,486,471.36x = 23,228,193.42 × 4,703,865.84 - Step 4: Simplify right side
15,486,471.36x = 109,262,305,553,250.78 - Step 5: Solve for x
x = 109,262,305,553,250.78/15,486,471.36 - Step 6: Final answer
x = 7,055,339.01
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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.