Finding the Fourth Proportional to 43,670,367.04, 65,440,854.91 and 17,731,125.49
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Solution
The fourth proportional to 43,670,367.04, 65,440,854.91 and 17,731,125.49 is: 26,570,420.38
Step by Step Solution
- Step 1: Write the proportion equation
43,670,367.04 : 65,440,854.91 = 17,731,125.49 : x - Step 2: Convert to fraction form
43,670,367.04/65,440,854.91 = 17,731,125.49/x - Step 3: Cross multiply
43,670,367.04x = 65,440,854.91 × 17,731,125.49 - Step 4: Simplify right side
43,670,367.04x = 1,160,340,010,166,232.75 - Step 5: Solve for x
x = 1,160,340,010,166,232.75/43,670,367.04 - Step 6: Final answer
x = 26,570,420.38
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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.