Finding the Fourth Proportional to 10,176,771.58, 15,265,079.60 and 2,603,725.18
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Solution
The fourth proportional to 10,176,771.58, 15,265,079.60 and 2,603,725.18 is: 3,905,567.87
Step by Step Solution
- Step 1: Write the proportion equation
10,176,771.58 : 15,265,079.60 = 2,603,725.18 : x - Step 2: Convert to fraction form
10,176,771.58/15,265,079.60 = 2,603,725.18/x - Step 3: Cross multiply
10,176,771.58x = 15,265,079.60 × 2,603,725.18 - Step 4: Simplify right side
10,176,771.58x = 39,746,072,129,224.33 - Step 5: Solve for x
x = 39,746,072,129,224.33/10,176,771.58 - Step 6: Final answer
x = 3,905,567.87
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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.