Finding the Fourth Proportional to 22,142,272.12, 33,168,944.32 and 11,029,873.88
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Solution
The fourth proportional to 22,142,272.12, 33,168,944.32 and 11,029,873.88 is: 16,522,661.75
Step by Step Solution
- Step 1: Write the proportion equation
22,142,272.12 : 33,168,944.32 = 11,029,873.88 : x - Step 2: Convert to fraction form
22,142,272.12/33,168,944.32 = 11,029,873.88/x - Step 3: Cross multiply
22,142,272.12x = 33,168,944.32 × 11,029,873.88 - Step 4: Simplify right side
22,142,272.12x = 365,849,272,582,342.38 - Step 5: Solve for x
x = 365,849,272,582,342.38/22,142,272.12 - Step 6: Final answer
x = 16,522,661.75
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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.