Finding the Fourth Proportional to 19,748,067.36, 29,611,450.08 and 8,959,481.76
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Solution
The fourth proportional to 19,748,067.36, 29,611,450.08 and 8,959,481.76 is: 13,434,390.42
Step by Step Solution
- Step 1: Write the proportion equation
19,748,067.36 : 29,611,450.08 = 8,959,481.76 : x - Step 2: Convert to fraction form
19,748,067.36/29,611,450.08 = 8,959,481.76/x - Step 3: Cross multiply
19,748,067.36x = 29,611,450.08 × 8,959,481.76 - Step 4: Simplify right side
19,748,067.36x = 265,303,246,878,910.53 - Step 5: Solve for x
x = 265,303,246,878,910.53/19,748,067.36 - Step 6: Final answer
x = 13,434,390.42
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.