Finding the Fourth Proportional to 6,690,250.26, 9,231,804.84 and 3,709,878.68
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Solution
The fourth proportional to 6,690,250.26, 9,231,804.84 and 3,709,878.68 is: 5,119,221.95
Step by Step Solution
- Step 1: Write the proportion equation
6,690,250.26 : 9,231,804.84 = 3,709,878.68 : x - Step 2: Convert to fraction form
6,690,250.26/9,231,804.84 = 3,709,878.68/x - Step 3: Cross multiply
6,690,250.26x = 9,231,804.84 × 3,709,878.68 - Step 4: Simplify right side
6,690,250.26x = 34,248,875,953,836.81 - Step 5: Solve for x
x = 34,248,875,953,836.81/6,690,250.26 - Step 6: Final answer
x = 5,119,221.95
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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.