Finding the Fourth Proportional to 27,249,901.64, 40,882,742.11 and 8,081,120.01
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Solution
The fourth proportional to 27,249,901.64, 40,882,742.11 and 8,081,120.01 is: 12,124,019.74
Step by Step Solution
- Step 1: Write the proportion equation
27,249,901.64 : 40,882,742.11 = 8,081,120.01 : x - Step 2: Convert to fraction form
27,249,901.64/40,882,742.11 = 8,081,120.01/x - Step 3: Cross multiply
27,249,901.64x = 40,882,742.11 × 8,081,120.01 - Step 4: Simplify right side
27,249,901.64x = 330,378,345,492,202.31 - Step 5: Solve for x
x = 330,378,345,492,202.31/27,249,901.64 - Step 6: Final answer
x = 12,124,019.74
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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.