Finding the Fourth Proportional to 8,165,719.36, 12,249,342.06 and 2,408,458.60
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Solution
The fourth proportional to 8,165,719.36, 12,249,342.06 and 2,408,458.60 is: 3,612,912.95
Step by Step Solution
- Step 1: Write the proportion equation
8,165,719.36 : 12,249,342.06 = 2,408,458.60 : x - Step 2: Convert to fraction form
8,165,719.36/12,249,342.06 = 2,408,458.60/x - Step 3: Cross multiply
8,165,719.36x = 12,249,342.06 × 2,408,458.60 - Step 4: Simplify right side
8,165,719.36x = 29,502,033,228,748.72 - Step 5: Solve for x
x = 29,502,033,228,748.72/8,165,719.36 - Step 6: Final answer
x = 3,612,912.95
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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.