Finding the Fourth Proportional to 12,850,398.01, 19,275,662.63 and 4,330,808.29
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Solution
The fourth proportional to 12,850,398.01, 19,275,662.63 and 4,330,808.29 is: 6,496,234.55
Step by Step Solution
- Step 1: Write the proportion equation
12,850,398.01 : 19,275,662.63 = 4,330,808.29 : x - Step 2: Convert to fraction form
12,850,398.01/19,275,662.63 = 4,330,808.29/x - Step 3: Cross multiply
12,850,398.01x = 19,275,662.63 × 4,330,808.29 - Step 4: Simplify right side
12,850,398.01x = 83,479,199,513,247.20 - Step 5: Solve for x
x = 83,479,199,513,247.20/12,850,398.01 - Step 6: Final answer
x = 6,496,234.55
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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.