Finding the Fourth Proportional to 9,476,887.16, 14,215,319.22 and 3,087,129.08
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Solution
The fourth proportional to 9,476,887.16, 14,215,319.22 and 3,087,129.08 is: 4,630,689.87
Step by Step Solution
- Step 1: Write the proportion equation
9,476,887.16 : 14,215,319.22 = 3,087,129.08 : x - Step 2: Convert to fraction form
9,476,887.16/14,215,319.22 = 3,087,129.08/x - Step 3: Cross multiply
9,476,887.16x = 14,215,319.22 × 3,087,129.08 - Step 4: Simplify right side
9,476,887.16x = 43,884,525,345,544.92 - Step 5: Solve for x
x = 43,884,525,345,544.92/9,476,887.16 - Step 6: Final answer
x = 4,630,689.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.