Finding the Fourth Proportional to 10,576,206.24, 15,853,237.20 and 4,431,706.08
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Solution
The fourth proportional to 10,576,206.24, 15,853,237.20 and 4,431,706.08 is: 6,642,919.60
Step by Step Solution
- Step 1: Write the proportion equation
10,576,206.24 : 15,853,237.20 = 4,431,706.08 : x - Step 2: Convert to fraction form
10,576,206.24/15,853,237.20 = 4,431,706.08/x - Step 3: Cross multiply
10,576,206.24x = 15,853,237.20 × 4,431,706.08 - Step 4: Simplify right side
10,576,206.24x = 70,256,887,686,922.17 - Step 5: Solve for x
x = 70,256,887,686,922.17/10,576,206.24 - Step 6: Final answer
x = 6,642,919.60
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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.