Finding the Fourth Proportional to 33,121,498.56, 45,707,199.84 and 18,634,776
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Solution
The fourth proportional to 33,121,498.56, 45,707,199.84 and 18,634,776 is: 25,715,727.48
Step by Step Solution
- Step 1: Write the proportion equation
33,121,498.56 : 45,707,199.84 = 18,634,776 : x - Step 2: Convert to fraction form
33,121,498.56/45,707,199.84 = 18,634,776/x - Step 3: Cross multiply
33,121,498.56x = 45,707,199.84 × 18,634,776 - Step 4: Simplify right side
33,121,498.56x = 851,743,430,605,635.88 - Step 5: Solve for x
x = 851,743,430,605,635.88/33,121,498.56 - Step 6: Final answer
x = 25,715,727.48
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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.