Finding the Fourth Proportional to 43,823,915.20, 65,609,901.60 and 26,817,803.20
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Solution
The fourth proportional to 43,823,915.20, 65,609,901.60 and 26,817,803.20 is: 40,149,617.42
Step by Step Solution
- Step 1: Write the proportion equation
43,823,915.20 : 65,609,901.60 = 26,817,803.20 : x - Step 2: Convert to fraction form
43,823,915.20/65,609,901.60 = 26,817,803.20/x - Step 3: Cross multiply
43,823,915.20x = 65,609,901.60 × 26,817,803.20 - Step 4: Simplify right side
43,823,915.20x = 1,759,513,429,080,165 - Step 5: Solve for x
x = 1,759,513,429,080,165/43,823,915.20 - Step 6: Final answer
x = 40,149,617.42
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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.