Finding the Fourth Proportional to 32,806,992.06, 45,272,770.29 and 18,122,342.29
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Solution
The fourth proportional to 32,806,992.06, 45,272,770.29 and 18,122,342.29 is: 25,008,346.94
Step by Step Solution
- Step 1: Write the proportion equation
32,806,992.06 : 45,272,770.29 = 18,122,342.29 : x - Step 2: Convert to fraction form
32,806,992.06/45,272,770.29 = 18,122,342.29/x - Step 3: Cross multiply
32,806,992.06x = 45,272,770.29 × 18,122,342.29 - Step 4: Simplify right side
32,806,992.06x = 820,448,639,498,740.75 - Step 5: Solve for x
x = 820,448,639,498,740.75/32,806,992.06 - Step 6: Final answer
x = 25,008,346.94
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.