Finding the Fourth Proportional to 32,615,132.20, 48,928,603.20 and 16,400,276.80
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Solution
The fourth proportional to 32,615,132.20, 48,928,603.20 and 16,400,276.80 is: 24,603,384.44
Step by Step Solution
- Step 1: Write the proportion equation
32,615,132.20 : 48,928,603.20 = 16,400,276.80 : x - Step 2: Convert to fraction form
32,615,132.20/48,928,603.20 = 16,400,276.80/x - Step 3: Cross multiply
32,615,132.20x = 48,928,603.20 × 16,400,276.80 - Step 4: Simplify right side
32,615,132.20x = 802,442,635,917,365.88 - Step 5: Solve for x
x = 802,442,635,917,365.88/32,615,132.20 - Step 6: Final answer
x = 24,603,384.44
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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.