Finding the Fourth Proportional to 8,293,790.77, 11,440,088.30 and 5,502,853.62
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Solution
The fourth proportional to 8,293,790.77, 11,440,088.30 and 5,502,853.62 is: 7,590,392.99
Step by Step Solution
- Step 1: Write the proportion equation
8,293,790.77 : 11,440,088.30 = 5,502,853.62 : x - Step 2: Convert to fraction form
8,293,790.77/11,440,088.30 = 5,502,853.62/x - Step 3: Cross multiply
8,293,790.77x = 11,440,088.30 × 5,502,853.62 - Step 4: Simplify right side
8,293,790.77x = 62,953,131,257,574.21 - Step 5: Solve for x
x = 62,953,131,257,574.21/8,293,790.77 - Step 6: Final answer
x = 7,590,392.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.