Finding the Fourth Proportional to 10,756,737.32, 14,843,865.60 and 5,861,855.08
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Solution
The fourth proportional to 10,756,737.32, 14,843,865.60 and 5,861,855.08 is: 8,089,124.65
Step by Step Solution
- Step 1: Write the proportion equation
10,756,737.32 : 14,843,865.60 = 5,861,855.08 : x - Step 2: Convert to fraction form
10,756,737.32/14,843,865.60 = 5,861,855.08/x - Step 3: Cross multiply
10,756,737.32x = 14,843,865.60 × 5,861,855.08 - Step 4: Simplify right side
10,756,737.32x = 87,012,588,974,197.25 - Step 5: Solve for x
x = 87,012,588,974,197.25/10,756,737.32 - Step 6: Final answer
x = 8,089,124.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.