Finding the Fourth Proportional to 43,374,491.34, 59,865,609.47 and 29,440,336.79
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Solution
The fourth proportional to 43,374,491.34, 59,865,609.47 and 29,440,336.79 is: 40,633,645.50
Step by Step Solution
- Step 1: Write the proportion equation
43,374,491.34 : 59,865,609.47 = 29,440,336.79 : x - Step 2: Convert to fraction form
43,374,491.34/59,865,609.47 = 29,440,336.79/x - Step 3: Cross multiply
43,374,491.34x = 59,865,609.47 × 29,440,336.79 - Step 4: Simplify right side
43,374,491.34x = 1,762,463,704,935,413.25 - Step 5: Solve for x
x = 1,762,463,704,935,413.25/43,374,491.34 - Step 6: Final answer
x = 40,633,645.50
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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.