Finding the Fourth Proportional to 6,430,940.22, 9,641,358.27 and 4,403,049.87
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Solution
The fourth proportional to 6,430,940.22, 9,641,358.27 and 4,403,049.87 is: 6,601,115.83
Step by Step Solution
- Step 1: Write the proportion equation
6,430,940.22 : 9,641,358.27 = 4,403,049.87 : x - Step 2: Convert to fraction form
6,430,940.22/9,641,358.27 = 4,403,049.87/x - Step 3: Cross multiply
6,430,940.22x = 9,641,358.27 × 4,403,049.87 - Step 4: Simplify right side
6,430,940.22x = 42,451,381,277,346.92 - Step 5: Solve for x
x = 42,451,381,277,346.92/6,430,940.22 - Step 6: Final answer
x = 6,601,115.83
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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.