Finding the Fourth Proportional to 7,358,732.76, 11,038,149.36 and 2,808,554.52
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Solution
The fourth proportional to 7,358,732.76, 11,038,149.36 and 2,808,554.52 is: 4,212,850.95
Step by Step Solution
- Step 1: Write the proportion equation
7,358,732.76 : 11,038,149.36 = 2,808,554.52 : x - Step 2: Convert to fraction form
7,358,732.76/11,038,149.36 = 2,808,554.52/x - Step 3: Cross multiply
7,358,732.76x = 11,038,149.36 × 2,808,554.52 - Step 4: Simplify right side
7,358,732.76x = 31,001,244,277,463.11 - Step 5: Solve for x
x = 31,001,244,277,463.11/7,358,732.76 - Step 6: Final answer
x = 4,212,850.95
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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.