Finding the Fourth Proportional to 6,115,523.03, 8,439,427.16 and 3,362,257.29
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Solution
The fourth proportional to 6,115,523.03, 8,439,427.16 and 3,362,257.29 is: 4,639,918.02
Step by Step Solution
- Step 1: Write the proportion equation
6,115,523.03 : 8,439,427.16 = 3,362,257.29 : x - Step 2: Convert to fraction form
6,115,523.03/8,439,427.16 = 3,362,257.29/x - Step 3: Cross multiply
6,115,523.03x = 8,439,427.16 × 3,362,257.29 - Step 4: Simplify right side
6,115,523.03x = 28,375,525,475,322.71 - Step 5: Solve for x
x = 28,375,525,475,322.71/6,115,523.03 - Step 6: Final answer
x = 4,639,918.02
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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.