Finding the Fourth Proportional to 38,326,232.72, 57,498,410.66 and 12,418,491.28
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Solution
The fourth proportional to 38,326,232.72, 57,498,410.66 and 12,418,491.28 is: 18,630,673.06
Step by Step Solution
- Step 1: Write the proportion equation
38,326,232.72 : 57,498,410.66 = 12,418,491.28 : x - Step 2: Convert to fraction form
38,326,232.72/57,498,410.66 = 12,418,491.28/x - Step 3: Cross multiply
38,326,232.72x = 57,498,410.66 × 12,418,491.28 - Step 4: Simplify right side
38,326,232.72x = 714,043,511,395,069 - Step 5: Solve for x
x = 714,043,511,395,069/38,326,232.72 - Step 6: Final answer
x = 18,630,673.06
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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.