Finding the Fourth Proportional to 32,258,370.20, 48,387,555.30 and 21,508,827.80
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Solution
The fourth proportional to 32,258,370.20, 48,387,555.30 and 21,508,827.80 is: 32,263,241.70
Step by Step Solution
- Step 1: Write the proportion equation
32,258,370.20 : 48,387,555.30 = 21,508,827.80 : x - Step 2: Convert to fraction form
32,258,370.20/48,387,555.30 = 21,508,827.80/x - Step 3: Cross multiply
32,258,370.20x = 48,387,555.30 × 21,508,827.80 - Step 4: Simplify right side
32,258,370.20x = 1,040,759,594,610,677.25 - Step 5: Solve for x
x = 1,040,759,594,610,677.25/32,258,370.20 - Step 6: Final answer
x = 32,263,241.70
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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.