Finding the Fourth Proportional to 20,067,695.01, 27,695,716.42 and 11,249,527.96
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Solution
The fourth proportional to 20,067,695.01, 27,695,716.42 and 11,249,527.96 is: 15,525,636.41
Step by Step Solution
- Step 1: Write the proportion equation
20,067,695.01 : 27,695,716.42 = 11,249,527.96 : x - Step 2: Convert to fraction form
20,067,695.01/27,695,716.42 = 11,249,527.96/x - Step 3: Cross multiply
20,067,695.01x = 27,695,716.42 × 11,249,527.96 - Step 4: Simplify right side
20,067,695.01x = 311,563,736,258,690.12 - Step 5: Solve for x
x = 311,563,736,258,690.12/20,067,695.01 - Step 6: Final answer
x = 15,525,636.41
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.