Finding the Fourth Proportional to 39,705,036.96, 54,794,598.30 and 22,063,873.62
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Solution
The fourth proportional to 39,705,036.96, 54,794,598.30 and 22,063,873.62 is: 30,449,060.99
Step by Step Solution
- Step 1: Write the proportion equation
39,705,036.96 : 54,794,598.30 = 22,063,873.62 : x - Step 2: Convert to fraction form
39,705,036.96/54,794,598.30 = 22,063,873.62/x - Step 3: Cross multiply
39,705,036.96x = 54,794,598.30 × 22,063,873.62 - Step 4: Simplify right side
39,705,036.96x = 1,208,981,091,949,866.75 - Step 5: Solve for x
x = 1,208,981,091,949,866.75/39,705,036.96 - Step 6: Final answer
x = 30,449,060.99
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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.