Finding the Fourth Proportional to 17,740,810.20, 26,611,215.30 and 15,949,219.80
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Solution
The fourth proportional to 17,740,810.20, 26,611,215.30 and 15,949,219.80 is: 23,923,829.70
Step by Step Solution
- Step 1: Write the proportion equation
17,740,810.20 : 26,611,215.30 = 15,949,219.80 : x - Step 2: Convert to fraction form
17,740,810.20/26,611,215.30 = 15,949,219.80/x - Step 3: Cross multiply
17,740,810.20x = 26,611,215.30 × 15,949,219.80 - Step 4: Simplify right side
17,740,810.20x = 424,428,121,964,823 - Step 5: Solve for x
x = 424,428,121,964,823/17,740,810.20 - Step 6: Final answer
x = 23,923,829.70
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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.