Finding the Fourth Proportional to 18,447,218.33, 27,687,618.99 and 9,818,562.92
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Solution
The fourth proportional to 18,447,218.33, 27,687,618.99 and 9,818,562.92 is: 14,736,781.68
Step by Step Solution
- Step 1: Write the proportion equation
18,447,218.33 : 27,687,618.99 = 9,818,562.92 : x - Step 2: Convert to fraction form
18,447,218.33/27,687,618.99 = 9,818,562.92/x - Step 3: Cross multiply
18,447,218.33x = 27,687,618.99 × 9,818,562.92 - Step 4: Simplify right side
18,447,218.33x = 271,852,629,019,863.72 - Step 5: Solve for x
x = 271,852,629,019,863.72/18,447,218.33 - Step 6: Final answer
x = 14,736,781.68
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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.