Finding the Fourth Proportional to 32,597,424.60, 48,878,422.20 and 13,430,119.20
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Solution
The fourth proportional to 32,597,424.60, 48,878,422.20 and 13,430,119.20 is: 20,137,880.35
Step by Step Solution
- Step 1: Write the proportion equation
32,597,424.60 : 48,878,422.20 = 13,430,119.20 : x - Step 2: Convert to fraction form
32,597,424.60/48,878,422.20 = 13,430,119.20/x - Step 3: Cross multiply
32,597,424.60x = 48,878,422.20 × 13,430,119.20 - Step 4: Simplify right side
32,597,424.60x = 656,443,036,453,926.25 - Step 5: Solve for x
x = 656,443,036,453,926.25/32,597,424.60 - Step 6: Final answer
x = 20,137,880.35
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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.