Finding the Fourth Proportional to 10,930,475.91, 16,394,587.28 and 3,643,148.26
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Solution
The fourth proportional to 10,930,475.91, 16,394,587.28 and 3,643,148.26 is: 5,464,346.90
Step by Step Solution
- Step 1: Write the proportion equation
10,930,475.91 : 16,394,587.28 = 3,643,148.26 : x - Step 2: Convert to fraction form
10,930,475.91/16,394,587.28 = 3,643,148.26/x - Step 3: Cross multiply
10,930,475.91x = 16,394,587.28 × 3,643,148.26 - Step 4: Simplify right side
10,930,475.91x = 59,727,912,122,550.12 - Step 5: Solve for x
x = 59,727,912,122,550.12/10,930,475.91 - Step 6: Final answer
x = 5,464,346.90
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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.