Finding the Fourth Proportional to 6,382,435.21, 8,806,555.97 and 3,804,355.87
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Solution
The fourth proportional to 6,382,435.21, 8,806,555.97 and 3,804,355.87 is: 5,249,293.07
Step by Step Solution
- Step 1: Write the proportion equation
6,382,435.21 : 8,806,555.97 = 3,804,355.87 : x - Step 2: Convert to fraction form
6,382,435.21/8,806,555.97 = 3,804,355.87/x - Step 3: Cross multiply
6,382,435.21x = 8,806,555.97 × 3,804,355.87 - Step 4: Simplify right side
6,382,435.21x = 33,503,272,898,953.05 - Step 5: Solve for x
x = 33,503,272,898,953.05/6,382,435.21 - Step 6: Final answer
x = 5,249,293.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.