Finding the Fourth Proportional to 9,261,425.28, 13,884,719.12 and 4,401,292.70
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Solution
The fourth proportional to 9,261,425.28, 13,884,719.12 and 4,401,292.70 is: 6,598,413.43
Step by Step Solution
- Step 1: Write the proportion equation
9,261,425.28 : 13,884,719.12 = 4,401,292.70 : x - Step 2: Convert to fraction form
9,261,425.28/13,884,719.12 = 4,401,292.70/x - Step 3: Cross multiply
9,261,425.28x = 13,884,719.12 × 4,401,292.70 - Step 4: Simplify right side
9,261,425.28x = 61,110,712,904,406.42 - Step 5: Solve for x
x = 61,110,712,904,406.42/9,261,425.28 - Step 6: Final answer
x = 6,598,413.43
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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.