Finding the Fourth Proportional to 19,934,494.58, 29,903,430.12 and 5,557,576.37
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Solution
The fourth proportional to 19,934,494.58, 29,903,430.12 and 5,557,576.37 is: 8,336,835.22
Step by Step Solution
- Step 1: Write the proportion equation
19,934,494.58 : 29,903,430.12 = 5,557,576.37 : x - Step 2: Convert to fraction form
19,934,494.58/29,903,430.12 = 5,557,576.37/x - Step 3: Cross multiply
19,934,494.58x = 29,903,430.12 × 5,557,576.37 - Step 4: Simplify right side
19,934,494.58x = 166,190,596,446,500.22 - Step 5: Solve for x
x = 166,190,596,446,500.22/19,934,494.58 - Step 6: Final answer
x = 8,336,835.22
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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.