Finding the Fourth Proportional to 16,601,323.60, 24,878,657.40 and 13,195,435.60
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Solution
The fourth proportional to 16,601,323.60, 24,878,657.40 and 13,195,435.60 is: 19,774,611.32
Step by Step Solution
- Step 1: Write the proportion equation
16,601,323.60 : 24,878,657.40 = 13,195,435.60 : x - Step 2: Convert to fraction form
16,601,323.60/24,878,657.40 = 13,195,435.60/x - Step 3: Cross multiply
16,601,323.60x = 24,878,657.40 × 13,195,435.60 - Step 4: Simplify right side
16,601,323.60x = 328,284,721,536,163.44 - Step 5: Solve for x
x = 328,284,721,536,163.44/16,601,323.60 - Step 6: Final answer
x = 19,774,611.32
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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.