Finding the Fourth Proportional to 8,966,125.80, 13,449,188.70 and 6,226,252.20
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Solution
The fourth proportional to 8,966,125.80, 13,449,188.70 and 6,226,252.20 is: 9,339,378.30
Step by Step Solution
- Step 1: Write the proportion equation
8,966,125.80 : 13,449,188.70 = 6,226,252.20 : x - Step 2: Convert to fraction form
8,966,125.80/13,449,188.70 = 6,226,252.20/x - Step 3: Cross multiply
8,966,125.80x = 13,449,188.70 × 6,226,252.20 - Step 4: Simplify right side
8,966,125.80x = 83,738,040,731,590.14 - Step 5: Solve for x
x = 83,738,040,731,590.14/8,966,125.80 - Step 6: Final answer
x = 9,339,378.30
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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.