Finding the Fourth Proportional to 32,180,840.80, 48,271,261.20 and 25,803,548.80
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Solution
The fourth proportional to 32,180,840.80, 48,271,261.20 and 25,803,548.80 is: 38,705,323.20
Step by Step Solution
- Step 1: Write the proportion equation
32,180,840.80 : 48,271,261.20 = 25,803,548.80 : x - Step 2: Convert to fraction form
32,180,840.80/48,271,261.20 = 25,803,548.80/x - Step 3: Cross multiply
32,180,840.80x = 48,271,261.20 × 25,803,548.80 - Step 4: Simplify right side
32,180,840.80x = 1,245,569,844,011,746.75 - Step 5: Solve for x
x = 1,245,569,844,011,746.75/32,180,840.80 - Step 6: Final answer
x = 38,705,323.20
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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.