Finding the Fourth Proportional to 8,226,312.42, 11,352,232.24 and 4,740,370.50
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Solution
The fourth proportional to 8,226,312.42, 11,352,232.24 and 4,740,370.50 is: 6,541,665.82
Step by Step Solution
- Step 1: Write the proportion equation
8,226,312.42 : 11,352,232.24 = 4,740,370.50 : x - Step 2: Convert to fraction form
8,226,312.42/11,352,232.24 = 4,740,370.50/x - Step 3: Cross multiply
8,226,312.42x = 11,352,232.24 × 4,740,370.50 - Step 4: Simplify right side
8,226,312.42x = 53,813,786,807,794 - Step 5: Solve for x
x = 53,813,786,807,794/8,226,312.42 - Step 6: Final answer
x = 6,541,665.82
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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.