Finding the Fourth Proportional to 16,163,465.94, 22,306,103.46 and 9,193,964.85
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Solution
The fourth proportional to 16,163,465.94, 22,306,103.46 and 9,193,964.85 is: 12,687,967.54
Step by Step Solution
- Step 1: Write the proportion equation
16,163,465.94 : 22,306,103.46 = 9,193,964.85 : x - Step 2: Convert to fraction form
16,163,465.94/22,306,103.46 = 9,193,964.85/x - Step 3: Cross multiply
16,163,465.94x = 22,306,103.46 × 9,193,964.85 - Step 4: Simplify right side
16,163,465.94x = 205,081,531,151,703.38 - Step 5: Solve for x
x = 205,081,531,151,703.38/16,163,465.94 - Step 6: Final answer
x = 12,687,967.54
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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.