Finding the Fourth Proportional to 7,518,265.44, 10,375,305.84 and 4,080,547.68
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Solution
The fourth proportional to 7,518,265.44, 10,375,305.84 and 4,080,547.68 is: 5,631,209.82
Step by Step Solution
- Step 1: Write the proportion equation
7,518,265.44 : 10,375,305.84 = 4,080,547.68 : x - Step 2: Convert to fraction form
7,518,265.44/10,375,305.84 = 4,080,547.68/x - Step 3: Cross multiply
7,518,265.44x = 10,375,305.84 × 4,080,547.68 - Step 4: Simplify right side
7,518,265.44x = 42,336,930,174,702.45 - Step 5: Solve for x
x = 42,336,930,174,702.45/7,518,265.44 - Step 6: Final answer
x = 5,631,209.82
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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.