Finding the Fourth Proportional to 17,778,462.26, 24,534,278.73 and 9,629,700.26
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Solution
The fourth proportional to 17,778,462.26, 24,534,278.73 and 9,629,700.26 is: 13,288,986.80
Step by Step Solution
- Step 1: Write the proportion equation
17,778,462.26 : 24,534,278.73 = 9,629,700.26 : x - Step 2: Convert to fraction form
17,778,462.26/24,534,278.73 = 9,629,700.26/x - Step 3: Cross multiply
17,778,462.26x = 24,534,278.73 × 9,629,700.26 - Step 4: Simplify right side
17,778,462.26x = 236,257,750,142,522.09 - Step 5: Solve for x
x = 236,257,750,142,522.09/17,778,462.26 - Step 6: Final answer
x = 13,288,986.80
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1.5x scale
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.