Finding the Fourth Proportional to 11,026,252.35, 15,219,435.87 and 7,355,160.18
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Solution
The fourth proportional to 11,026,252.35, 15,219,435.87 and 7,355,160.18 is: 10,152,260.72
Step by Step Solution
- Step 1: Write the proportion equation
11,026,252.35 : 15,219,435.87 = 7,355,160.18 : x - Step 2: Convert to fraction form
11,026,252.35/15,219,435.87 = 7,355,160.18/x - Step 3: Cross multiply
11,026,252.35x = 15,219,435.87 × 7,355,160.18 - Step 4: Simplify right side
11,026,252.35x = 111,941,388,673,087.64 - Step 5: Solve for x
x = 111,941,388,673,087.64/11,026,252.35 - Step 6: Final answer
x = 10,152,260.72
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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.