Finding the Fourth Proportional to 7,129,261.70, 10,696,516.95 and 2,337,107.30
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Solution
The fourth proportional to 7,129,261.70, 10,696,516.95 and 2,337,107.30 is: 3,506,521.28
Step by Step Solution
- Step 1: Write the proportion equation
7,129,261.70 : 10,696,516.95 = 2,337,107.30 : x - Step 2: Convert to fraction form
7,129,261.70/10,696,516.95 = 2,337,107.30/x - Step 3: Cross multiply
7,129,261.70x = 10,696,516.95 × 2,337,107.30 - Step 4: Simplify right side
7,129,261.70x = 24,998,907,848,418.73 - Step 5: Solve for x
x = 24,998,907,848,418.73/7,129,261.70 - Step 6: Final answer
x = 3,506,521.28
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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.