Finding the Fourth Proportional to 18,662,815.95, 27,990,022.73 and 6,695,551.95
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Solution
The fourth proportional to 18,662,815.95, 27,990,022.73 and 6,695,551.95 is: 10,041,820.68
Step by Step Solution
- Step 1: Write the proportion equation
18,662,815.95 : 27,990,022.73 = 6,695,551.95 : x - Step 2: Convert to fraction form
18,662,815.95/27,990,022.73 = 6,695,551.95/x - Step 3: Cross multiply
18,662,815.95x = 27,990,022.73 × 6,695,551.95 - Step 4: Simplify right side
18,662,815.95x = 187,408,651,236,918.09 - Step 5: Solve for x
x = 187,408,651,236,918.09/18,662,815.95 - Step 6: Final answer
x = 10,041,820.68
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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.