Finding the Fourth Proportional to 11,232,977.19, 15,496,584.84 and 6,584,405.55
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Solution
The fourth proportional to 11,232,977.19, 15,496,584.84 and 6,584,405.55 is: 9,083,593.56
Step by Step Solution
- Step 1: Write the proportion equation
11,232,977.19 : 15,496,584.84 = 6,584,405.55 : x - Step 2: Convert to fraction form
11,232,977.19/15,496,584.84 = 6,584,405.55/x - Step 3: Cross multiply
11,232,977.19x = 15,496,584.84 × 6,584,405.55 - Step 4: Simplify right side
11,232,977.19x = 102,035,799,226,541.86 - Step 5: Solve for x
x = 102,035,799,226,541.86/11,232,977.19 - Step 6: Final answer
x = 9,083,593.56
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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.