Finding the Fourth Proportional to 16,100,724.66, 22,218,358.77 and 8,758,567.14
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Solution
The fourth proportional to 16,100,724.66, 22,218,358.77 and 8,758,567.14 is: 12,086,473.82
Step by Step Solution
- Step 1: Write the proportion equation
16,100,724.66 : 22,218,358.77 = 8,758,567.14 : x - Step 2: Convert to fraction form
16,100,724.66/22,218,358.77 = 8,758,567.14/x - Step 3: Cross multiply
16,100,724.66x = 22,218,358.77 × 8,758,567.14 - Step 4: Simplify right side
16,100,724.66x = 194,600,987,027,652.81 - Step 5: Solve for x
x = 194,600,987,027,652.81/16,100,724.66 - Step 6: Final answer
x = 12,086,473.82
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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.