Finding the Fourth Proportional to 32,212,564.57, 44,438,638.53 and 19,152,391.06
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Solution
The fourth proportional to 32,212,564.57, 44,438,638.53 and 19,152,391.06 is: 26,421,559.25
Step by Step Solution
- Step 1: Write the proportion equation
32,212,564.57 : 44,438,638.53 = 19,152,391.06 : x - Step 2: Convert to fraction form
32,212,564.57/44,438,638.53 = 19,152,391.06/x - Step 3: Cross multiply
32,212,564.57x = 44,438,638.53 × 19,152,391.06 - Step 4: Simplify right side
32,212,564.57x = 851,106,183,300,543.50 - Step 5: Solve for x
x = 851,106,183,300,543.50/32,212,564.57 - Step 6: Final answer
x = 26,421,559.25
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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.