Finding the Fourth Proportional to 8,827,438.08, 13,163,907.12 and 8,746,721.04
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Solution
The fourth proportional to 8,827,438.08, 13,163,907.12 and 8,746,721.04 is: 13,043,537.92
Step by Step Solution
- Step 1: Write the proportion equation
8,827,438.08 : 13,163,907.12 = 8,746,721.04 : x - Step 2: Convert to fraction form
8,827,438.08/13,163,907.12 = 8,746,721.04/x - Step 3: Cross multiply
8,827,438.08x = 13,163,907.12 × 8,746,721.04 - Step 4: Simplify right side
8,827,438.08x = 115,141,023,375,109.78 - Step 5: Solve for x
x = 115,141,023,375,109.78/8,827,438.08 - Step 6: Final answer
x = 13,043,537.92
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.