Finding the Fourth Proportional to 26,589,067.80, 39,852,108.90 and 19,849,608.60
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Solution
The fourth proportional to 26,589,067.80, 39,852,108.90 and 19,849,608.60 is: 29,750,902.49
Step by Step Solution
- Step 1: Write the proportion equation
26,589,067.80 : 39,852,108.90 = 19,849,608.60 : x - Step 2: Convert to fraction form
26,589,067.80/39,852,108.90 = 19,849,608.60/x - Step 3: Cross multiply
26,589,067.80x = 39,852,108.90 × 19,849,608.60 - Step 4: Simplify right side
26,589,067.80x = 791,048,763,549,576.62 - Step 5: Solve for x
x = 791,048,763,549,576.62/26,589,067.80 - Step 6: Final answer
x = 29,750,902.49
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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.