Finding the Fourth Proportional to 19,953,533.01, 29,930,362.52 and 5,576,506.05
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Solution
The fourth proportional to 19,953,533.01, 29,930,362.52 and 5,576,506.05 is: 8,364,776.68
Step by Step Solution
- Step 1: Write the proportion equation
19,953,533.01 : 29,930,362.52 = 5,576,506.05 : x - Step 2: Convert to fraction form
19,953,533.01/29,930,362.52 = 5,576,506.05/x - Step 3: Cross multiply
19,953,533.01x = 29,930,362.52 × 5,576,506.05 - Step 4: Simplify right side
19,953,533.01x = 166,906,847,643,590.72 - Step 5: Solve for x
x = 166,906,847,643,590.72/19,953,533.01 - Step 6: Final answer
x = 8,364,776.68
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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.