Finding the Fourth Proportional to 10,176,766.08, 15,265,071.36 and 2,603,719.68
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Solution
The fourth proportional to 10,176,766.08, 15,265,071.36 and 2,603,719.68 is: 3,905,559.63
Step by Step Solution
- Step 1: Write the proportion equation
10,176,766.08 : 15,265,071.36 = 2,603,719.68 : x - Step 2: Convert to fraction form
10,176,766.08/15,265,071.36 = 2,603,719.68/x - Step 3: Cross multiply
10,176,766.08x = 15,265,071.36 × 2,603,719.68 - Step 4: Simplify right side
10,176,766.08x = 39,745,966,716,636.37 - Step 5: Solve for x
x = 39,745,966,716,636.37/10,176,766.08 - Step 6: Final answer
x = 3,905,559.63
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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.