Finding the Fourth Proportional to 19,566,062.80, 29,313,664.80 and 16,731,710.80
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Solution
The fourth proportional to 19,566,062.80, 29,313,664.80 and 16,731,710.80 is: 25,067,269.12
Step by Step Solution
- Step 1: Write the proportion equation
19,566,062.80 : 29,313,664.80 = 16,731,710.80 : x - Step 2: Convert to fraction form
19,566,062.80/29,313,664.80 = 16,731,710.80/x - Step 3: Cross multiply
19,566,062.80x = 29,313,664.80 × 16,731,710.80 - Step 4: Simplify right side
19,566,062.80x = 490,467,761,921,739.88 - Step 5: Solve for x
x = 490,467,761,921,739.88/19,566,062.80 - Step 6: Final answer
x = 25,067,269.12
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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.