Finding the Fourth Proportional to 9,768,060.80, 14,652,091.20 and 6,366,838.40
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Solution
The fourth proportional to 9,768,060.80, 14,652,091.20 and 6,366,838.40 is: 9,550,257.60
Step by Step Solution
- Step 1: Write the proportion equation
9,768,060.80 : 14,652,091.20 = 6,366,838.40 : x - Step 2: Convert to fraction form
9,768,060.80/14,652,091.20 = 6,366,838.40/x - Step 3: Cross multiply
9,768,060.80x = 14,652,091.20 × 6,366,838.40 - Step 4: Simplify right side
9,768,060.80x = 93,287,496,892,462.08 - Step 5: Solve for x
x = 93,287,496,892,462.08/9,768,060.80 - Step 6: Final answer
x = 9,550,257.60
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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.