Finding the Fourth Proportional to 7,490,758.64, 10,336,138.65 and 4,549,046.00
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Solution
The fourth proportional to 7,490,758.64, 10,336,138.65 and 4,549,046.00 is: 6,277,010.44
Step by Step Solution
- Step 1: Write the proportion equation
7,490,758.64 : 10,336,138.65 = 4,549,046.00 : x - Step 2: Convert to fraction form
7,490,758.64/10,336,138.65 = 4,549,046.00/x - Step 3: Cross multiply
7,490,758.64x = 10,336,138.65 × 4,549,046.00 - Step 4: Simplify right side
7,490,758.64x = 47,019,570,129,547.21 - Step 5: Solve for x
x = 47,019,570,129,547.21/7,490,758.64 - Step 6: Final answer
x = 6,277,010.44
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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.