Finding the Fourth Proportional to 9,703,135.80, 14,554,703.70 and 9,230,743.80
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Solution
The fourth proportional to 9,703,135.80, 14,554,703.70 and 9,230,743.80 is: 13,846,115.70
Step by Step Solution
- Step 1: Write the proportion equation
9,703,135.80 : 14,554,703.70 = 9,230,743.80 : x - Step 2: Convert to fraction form
9,703,135.80/14,554,703.70 = 9,230,743.80/x - Step 3: Cross multiply
9,703,135.80x = 14,554,703.70 × 9,230,743.80 - Step 4: Simplify right side
9,703,135.80x = 134,350,740,939,612.06 - Step 5: Solve for x
x = 134,350,740,939,612.06/9,703,135.80 - Step 6: Final answer
x = 13,846,115.70
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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.