Finding the Fourth Proportional to 17,973,135.80, 26,959,703.70 and 7,895,439.80
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Solution
The fourth proportional to 17,973,135.80, 26,959,703.70 and 7,895,439.80 is: 11,843,159.70
Step by Step Solution
- Step 1: Write the proportion equation
17,973,135.80 : 26,959,703.70 = 7,895,439.80 : x - Step 2: Convert to fraction form
17,973,135.80/26,959,703.70 = 7,895,439.80/x - Step 3: Cross multiply
17,973,135.80x = 26,959,703.70 × 7,895,439.80 - Step 4: Simplify right side
17,973,135.80x = 212,858,717,589,187.25 - Step 5: Solve for x
x = 212,858,717,589,187.25/17,973,135.80 - Step 6: Final answer
x = 11,843,159.70
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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.