Finding the Fourth Proportional to 21,569,029.34, 32,354,208.27 and 9,432,245.48
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Solution
The fourth proportional to 21,569,029.34, 32,354,208.27 and 9,432,245.48 is: 14,148,658.70
Step by Step Solution
- Step 1: Write the proportion equation
21,569,029.34 : 32,354,208.27 = 9,432,245.48 : x - Step 2: Convert to fraction form
21,569,029.34/32,354,208.27 = 9,432,245.48/x - Step 3: Cross multiply
21,569,029.34x = 32,354,208.27 × 9,432,245.48 - Step 4: Simplify right side
21,569,029.34x = 305,172,834,551,915.06 - Step 5: Solve for x
x = 305,172,834,551,915.06/21,569,029.34 - Step 6: Final answer
x = 14,148,658.70
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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.