Finding the Fourth Proportional to 11,506,811.41, 15,879,367.19 and 6,350,136.08
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Solution
The fourth proportional to 11,506,811.41, 15,879,367.19 and 6,350,136.08 is: 8,763,169.83
Step by Step Solution
- Step 1: Write the proportion equation
11,506,811.41 : 15,879,367.19 = 6,350,136.08 : x - Step 2: Convert to fraction form
11,506,811.41/15,879,367.19 = 6,350,136.08/x - Step 3: Cross multiply
11,506,811.41x = 15,879,367.19 × 6,350,136.08 - Step 4: Simplify right side
11,506,811.41x = 100,836,142,576,360.97 - Step 5: Solve for x
x = 100,836,142,576,360.97/11,506,811.41 - Step 6: Final answer
x = 8,763,169.83
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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.