Finding the Fourth Proportional to 7,440,026.83, 11,160,746.08 and 2,891,427.01
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Solution
The fourth proportional to 7,440,026.83, 11,160,746.08 and 2,891,427.01 is: 4,337,414.82
Step by Step Solution
- Step 1: Write the proportion equation
7,440,026.83 : 11,160,746.08 = 2,891,427.01 : x - Step 2: Convert to fraction form
7,440,026.83/11,160,746.08 = 2,891,427.01/x - Step 3: Cross multiply
7,440,026.83x = 11,160,746.08 × 2,891,427.01 - Step 4: Simplify right side
7,440,026.83x = 32,270,482,632,333.19 - Step 5: Solve for x
x = 32,270,482,632,333.19/7,440,026.83 - Step 6: Final answer
x = 4,337,414.82
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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.