Finding the Fourth Proportional to 32,593,660.80, 48,819,632.40 and 19,791,837.60
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Solution
The fourth proportional to 32,593,660.80, 48,819,632.40 and 19,791,837.60 is: 29,644,728.83
Step by Step Solution
- Step 1: Write the proportion equation
32,593,660.80 : 48,819,632.40 = 19,791,837.60 : x - Step 2: Convert to fraction form
32,593,660.80/48,819,632.40 = 19,791,837.60/x - Step 3: Cross multiply
32,593,660.80x = 48,819,632.40 × 19,791,837.60 - Step 4: Simplify right side
32,593,660.80x = 966,230,236,152,498.25 - Step 5: Solve for x
x = 966,230,236,152,498.25/32,593,660.80 - Step 6: Final answer
x = 29,644,728.83
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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.