Finding the Fourth Proportional to 36,832,097.75, 55,232,945.60 and 12,572,980.67
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Solution
The fourth proportional to 36,832,097.75, 55,232,945.60 and 12,572,980.67 is: 18,854,281.99
Step by Step Solution
- Step 1: Write the proportion equation
36,832,097.75 : 55,232,945.60 = 12,572,980.67 : x - Step 2: Convert to fraction form
36,832,097.75/55,232,945.60 = 12,572,980.67/x - Step 3: Cross multiply
36,832,097.75x = 55,232,945.60 × 12,572,980.67 - Step 4: Simplify right side
36,832,097.75x = 694,442,757,036,931.88 - Step 5: Solve for x
x = 694,442,757,036,931.88/36,832,097.75 - Step 6: Final answer
x = 18,854,281.99
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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.