Finding the Fourth Proportional to 7,132,166.48, 10,672,692.60 and 6,175,920.08
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Solution
The fourth proportional to 7,132,166.48, 10,672,692.60 and 6,175,920.08 is: 9,241,749.58
Step by Step Solution
- Step 1: Write the proportion equation
7,132,166.48 : 10,672,692.60 = 6,175,920.08 : x - Step 2: Convert to fraction form
7,132,166.48/10,672,692.60 = 6,175,920.08/x - Step 3: Cross multiply
7,132,166.48x = 10,672,692.60 × 6,175,920.08 - Step 4: Simplify right side
7,132,166.48x = 65,913,696,536,007.41 - Step 5: Solve for x
x = 65,913,696,536,007.41/7,132,166.48 - Step 6: Final answer
x = 9,241,749.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.