Finding the Fourth Proportional to 56,694,637.18, 85,055,471.43 and 18,356,162.68
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Solution
The fourth proportional to 56,694,637.18, 85,055,471.43 and 18,356,162.68 is: 27,538,620.02
Step by Step Solution
- Step 1: Write the proportion equation
56,694,637.18 : 85,055,471.43 = 18,356,162.68 : x - Step 2: Convert to fraction form
56,694,637.18/85,055,471.43 = 18,356,162.68/x - Step 3: Cross multiply
56,694,637.18x = 85,055,471.43 × 18,356,162.68 - Step 4: Simplify right side
56,694,637.18x = 1,561,292,070,393,172.25 - Step 5: Solve for x
x = 1,561,292,070,393,172.25/56,694,637.18 - Step 6: Final answer
x = 27,538,620.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.