Finding the Fourth Proportional to 19,555,870.05, 29,344,302.68 and 8,197,466.85
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Solution
The fourth proportional to 19,555,870.05, 29,344,302.68 and 8,197,466.85 is: 12,300,600.68
Step by Step Solution
- Step 1: Write the proportion equation
19,555,870.05 : 29,344,302.68 = 8,197,466.85 : x - Step 2: Convert to fraction form
19,555,870.05/29,344,302.68 = 8,197,466.85/x - Step 3: Cross multiply
19,555,870.05x = 29,344,302.68 × 8,197,466.85 - Step 4: Simplify right side
19,555,870.05x = 240,548,948,414,678.81 - Step 5: Solve for x
x = 240,548,948,414,678.81/19,555,870.05 - Step 6: Final answer
x = 12,300,600.68
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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.