Finding the Fourth Proportional to 6,476,988.71, 9,718,845.49 and 2,641,624.94
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Solution
The fourth proportional to 6,476,988.71, 9,718,845.49 and 2,641,624.94 is: 3,963,808.77
Step by Step Solution
- Step 1: Write the proportion equation
6,476,988.71 : 9,718,845.49 = 2,641,624.94 : x - Step 2: Convert to fraction form
6,476,988.71/9,718,845.49 = 2,641,624.94/x - Step 3: Cross multiply
6,476,988.71x = 9,718,845.49 × 2,641,624.94 - Step 4: Simplify right side
6,476,988.71x = 25,673,544,634,390.52 - Step 5: Solve for x
x = 25,673,544,634,390.52/6,476,988.71 - Step 6: Final answer
x = 3,963,808.77
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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.