Finding the Fourth Proportional to 8,207,237.77, 11,326,574.20 and 4,536,075.44
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Solution
The fourth proportional to 8,207,237.77, 11,326,574.20 and 4,536,075.44 is: 6,260,108.03
Step by Step Solution
- Step 1: Write the proportion equation
8,207,237.77 : 11,326,574.20 = 4,536,075.44 : x - Step 2: Convert to fraction form
8,207,237.77/11,326,574.20 = 4,536,075.44/x - Step 3: Cross multiply
8,207,237.77x = 11,326,574.20 × 4,536,075.44 - Step 4: Simplify right side
8,207,237.77x = 51,378,195,081,944.18 - Step 5: Solve for x
x = 51,378,195,081,944.18/8,207,237.77 - Step 6: Final answer
x = 6,260,108.03
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1.5x scale
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.