Finding the Fourth Proportional to 5,897,610.18, 8,138,963.97 and 3,319,457.94
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Solution
The fourth proportional to 5,897,610.18, 8,138,963.97 and 3,319,457.94 is: 4,580,999.38
Step by Step Solution
- Step 1: Write the proportion equation
5,897,610.18 : 8,138,963.97 = 3,319,457.94 : x - Step 2: Convert to fraction form
5,897,610.18/8,138,963.97 = 3,319,457.94/x - Step 3: Cross multiply
5,897,610.18x = 8,138,963.97 × 3,319,457.94 - Step 4: Simplify right side
5,897,610.18x = 27,016,948,573,590.42 - Step 5: Solve for x
x = 27,016,948,573,590.42/5,897,610.18 - Step 6: Final answer
x = 4,580,999.38
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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.