Finding the Fourth Proportional to 74,890,924.24, 103,349,615.48 and 41,851,173.41
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Solution
The fourth proportional to 74,890,924.24, 103,349,615.48 and 41,851,173.41 is: 57,754,697.55
Step by Step Solution
- Step 1: Write the proportion equation
74,890,924.24 : 103,349,615.48 = 41,851,173.41 : x - Step 2: Convert to fraction form
74,890,924.24/103,349,615.48 = 41,851,173.41/x - Step 3: Cross multiply
74,890,924.24x = 103,349,615.48 × 41,851,173.41 - Step 4: Simplify right side
74,890,924.24x = 4,325,302,678,584,296.50 - Step 5: Solve for x
x = 4,325,302,678,584,296.50/74,890,924.24 - Step 6: Final answer
x = 57,754,697.55
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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.