Finding the Fourth Proportional to 8,207,238.21, 11,326,574.81 and 4,536,075.88
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Solution
The fourth proportional to 8,207,238.21, 11,326,574.81 and 4,536,075.88 is: 6,260,108.64
Step by Step Solution
- Step 1: Write the proportion equation
8,207,238.21 : 11,326,574.81 = 4,536,075.88 : x - Step 2: Convert to fraction form
8,207,238.21/11,326,574.81 = 4,536,075.88/x - Step 3: Cross multiply
8,207,238.21x = 11,326,574.81 × 4,536,075.88 - Step 4: Simplify right side
8,207,238.21x = 51,378,202,798,656.59 - Step 5: Solve for x
x = 51,378,202,798,656.59/8,207,238.21 - Step 6: Final answer
x = 6,260,108.64
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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.