Finding the Fourth Proportional to 8,796,666.91, 12,132,203.14 and 6,191,794.09
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Solution
The fourth proportional to 8,796,666.91, 12,132,203.14 and 6,191,794.09 is: 8,539,609.89
Step by Step Solution
- Step 1: Write the proportion equation
8,796,666.91 : 12,132,203.14 = 6,191,794.09 : x - Step 2: Convert to fraction form
8,796,666.91/12,132,203.14 = 6,191,794.09/x - Step 3: Cross multiply
8,796,666.91x = 12,132,203.14 × 6,191,794.09 - Step 4: Simplify right side
8,796,666.91x = 75,120,103,700,931.44 - Step 5: Solve for x
x = 75,120,103,700,931.44/8,796,666.91 - Step 6: Final answer
x = 8,539,609.89
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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.