Finding the Fourth Proportional to 7,897,404.60, 11,860,103.70 and 6,104,647.80
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Solution
The fourth proportional to 7,897,404.60, 11,860,103.70 and 6,104,647.80 is: 9,167,791.14
Step by Step Solution
- Step 1: Write the proportion equation
7,897,404.60 : 11,860,103.70 = 6,104,647.80 : x - Step 2: Convert to fraction form
7,897,404.60/11,860,103.70 = 6,104,647.80/x - Step 3: Cross multiply
7,897,404.60x = 11,860,103.70 × 6,104,647.80 - Step 4: Simplify right side
7,897,404.60x = 72,401,755,959,976.86 - Step 5: Solve for x
x = 72,401,755,959,976.86/7,897,404.60 - Step 6: Final answer
x = 9,167,791.14
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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.