Finding the Fourth Proportional to 54,386,882.52, 81,660,727.62 and 36,303,742.68
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Solution
The fourth proportional to 54,386,882.52, 81,660,727.62 and 36,303,742.68 is: 54,509,284.32
Step by Step Solution
- Step 1: Write the proportion equation
54,386,882.52 : 81,660,727.62 = 36,303,742.68 : x - Step 2: Convert to fraction form
54,386,882.52/81,660,727.62 = 36,303,742.68/x - Step 3: Cross multiply
54,386,882.52x = 81,660,727.62 × 36,303,742.68 - Step 4: Simplify right side
54,386,882.52x = 2,964,590,042,578,049 - Step 5: Solve for x
x = 2,964,590,042,578,049/54,386,882.52 - Step 6: Final answer
x = 54,509,284.32
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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.