Finding the Fourth Proportional to 7,643,674.16, 11,440,308.36 and 4,226,703.92
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Solution
The fourth proportional to 7,643,674.16, 11,440,308.36 and 4,226,703.92 is: 6,326,119.50
Step by Step Solution
- Step 1: Write the proportion equation
7,643,674.16 : 11,440,308.36 = 4,226,703.92 : x - Step 2: Convert to fraction form
7,643,674.16/11,440,308.36 = 4,226,703.92/x - Step 3: Cross multiply
7,643,674.16x = 11,440,308.36 × 4,226,703.92 - Step 4: Simplify right side
7,643,674.16x = 48,354,796,191,220.77 - Step 5: Solve for x
x = 48,354,796,191,220.77/7,643,674.16 - Step 6: Final answer
x = 6,326,119.50
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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.