Finding the Fourth Proportional to 29,203,261.77, 40,296,024.50 and 16,810,960.80
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Solution
The fourth proportional to 29,203,261.77, 40,296,024.50 and 16,810,960.80 is: 23,196,548.85
Step by Step Solution
- Step 1: Write the proportion equation
29,203,261.77 : 40,296,024.50 = 16,810,960.80 : x - Step 2: Convert to fraction form
29,203,261.77/40,296,024.50 = 16,810,960.80/x - Step 3: Cross multiply
29,203,261.77x = 40,296,024.50 × 16,810,960.80 - Step 4: Simplify right side
29,203,261.77x = 677,414,888,181,284.75 - Step 5: Solve for x
x = 677,414,888,181,284.75/29,203,261.77 - Step 6: Final answer
x = 23,196,548.85
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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.