Finding the Fourth Proportional to 74,264,389.68, 111,397,352.40 and 22,449,421.92
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Solution
The fourth proportional to 74,264,389.68, 111,397,352.40 and 22,449,421.92 is: 33,674,365.00
Step by Step Solution
- Step 1: Write the proportion equation
74,264,389.68 : 111,397,352.40 = 22,449,421.92 : x - Step 2: Convert to fraction form
74,264,389.68/111,397,352.40 = 22,449,421.92/x - Step 3: Cross multiply
74,264,389.68x = 111,397,352.40 × 22,449,421.92 - Step 4: Simplify right side
74,264,389.68x = 2,500,806,164,798,525 - Step 5: Solve for x
x = 2,500,806,164,798,525/74,264,389.68 - Step 6: Final answer
x = 33,674,365.00
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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.