Finding the Fourth Proportional to 9,228,277.80, 13,842,416.70 and 4,923,605.70
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Solution
The fourth proportional to 9,228,277.80, 13,842,416.70 and 4,923,605.70 is: 7,385,408.55
Step by Step Solution
- Step 1: Write the proportion equation
9,228,277.80 : 13,842,416.70 = 4,923,605.70 : x - Step 2: Convert to fraction form
9,228,277.80/13,842,416.70 = 4,923,605.70/x - Step 3: Cross multiply
9,228,277.80x = 13,842,416.70 × 4,923,605.70 - Step 4: Simplify right side
9,228,277.80x = 68,154,601,765,895.19 - Step 5: Solve for x
x = 68,154,601,765,895.19/9,228,277.80 - Step 6: Final answer
x = 7,385,408.55
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1.5x scale
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.