Finding the Fourth Proportional to 8,352,368.76, 12,528,812.34 and 3,974,548.80
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Solution
The fourth proportional to 8,352,368.76, 12,528,812.34 and 3,974,548.80 is: 5,961,946.54
Step by Step Solution
- Step 1: Write the proportion equation
8,352,368.76 : 12,528,812.34 = 3,974,548.80 : x - Step 2: Convert to fraction form
8,352,368.76/12,528,812.34 = 3,974,548.80/x - Step 3: Cross multiply
8,352,368.76x = 12,528,812.34 × 3,974,548.80 - Step 4: Simplify right side
8,352,368.76x = 49,796,376,051,372.19 - Step 5: Solve for x
x = 49,796,376,051,372.19/8,352,368.76 - Step 6: Final answer
x = 5,961,946.54
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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.