Finding the Fourth Proportional to 50,937,615.40, 76,406,423.10 and 16,862,405.80
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Solution
The fourth proportional to 50,937,615.40, 76,406,423.10 and 16,862,405.80 is: 25,293,608.70
Step by Step Solution
- Step 1: Write the proportion equation
50,937,615.40 : 76,406,423.10 = 16,862,405.80 : x - Step 2: Convert to fraction form
50,937,615.40/76,406,423.10 = 16,862,405.80/x - Step 3: Cross multiply
50,937,615.40x = 76,406,423.10 × 16,862,405.80 - Step 4: Simplify right side
50,937,615.40x = 1,288,396,112,038,694 - Step 5: Solve for x
x = 1,288,396,112,038,694/50,937,615.40 - Step 6: Final answer
x = 25,293,608.70
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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.