Finding the Fourth Proportional to 17,887,791.36, 24,683,906.88 and 10,152,991.20
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Solution
The fourth proportional to 17,887,791.36, 24,683,906.88 and 10,152,991.20 is: 14,010,421.09
Step by Step Solution
- Step 1: Write the proportion equation
17,887,791.36 : 24,683,906.88 = 10,152,991.20 : x - Step 2: Convert to fraction form
17,887,791.36/24,683,906.88 = 10,152,991.20/x - Step 3: Cross multiply
17,887,791.36x = 24,683,906.88 × 10,152,991.20 - Step 4: Simplify right side
17,887,791.36x = 250,615,489,334,259.44 - Step 5: Solve for x
x = 250,615,489,334,259.44/17,887,791.36 - Step 6: Final answer
x = 14,010,421.09
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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.