Finding the Fourth Proportional to 17,172,587.08, 25,759,762.98 and 4,393,202.68
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Solution
The fourth proportional to 17,172,587.08, 25,759,762.98 and 4,393,202.68 is: 6,590,029.75
Step by Step Solution
- Step 1: Write the proportion equation
17,172,587.08 : 25,759,762.98 = 4,393,202.68 : x - Step 2: Convert to fraction form
17,172,587.08/25,759,762.98 = 4,393,202.68/x - Step 3: Cross multiply
17,172,587.08x = 25,759,762.98 × 4,393,202.68 - Step 4: Simplify right side
17,172,587.08x = 113,167,859,759,900.78 - Step 5: Solve for x
x = 113,167,859,759,900.78/17,172,587.08 - Step 6: Final answer
x = 6,590,029.75
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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.