Finding the Fourth Proportional to 16,536,356.40, 24,804,534.60 and 11,965,963.80
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Solution
The fourth proportional to 16,536,356.40, 24,804,534.60 and 11,965,963.80 is: 17,948,945.70
Step by Step Solution
- Step 1: Write the proportion equation
16,536,356.40 : 24,804,534.60 = 11,965,963.80 : x - Step 2: Convert to fraction form
16,536,356.40/24,804,534.60 = 11,965,963.80/x - Step 3: Cross multiply
16,536,356.40x = 24,804,534.60 × 11,965,963.80 - Step 4: Simplify right side
16,536,356.40x = 296,810,163,099,447.50 - Step 5: Solve for x
x = 296,810,163,099,447.50/16,536,356.40 - Step 6: Final answer
x = 17,948,945.70
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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.