Finding the Fourth Proportional to 17,551,247.40, 26,326,871.10 and 15,983,605.80
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Solution
The fourth proportional to 17,551,247.40, 26,326,871.10 and 15,983,605.80 is: 23,975,408.70
Step by Step Solution
- Step 1: Write the proportion equation
17,551,247.40 : 26,326,871.10 = 15,983,605.80 : x - Step 2: Convert to fraction form
17,551,247.40/26,326,871.10 = 15,983,605.80/x - Step 3: Cross multiply
17,551,247.40x = 26,326,871.10 × 15,983,605.80 - Step 4: Simplify right side
17,551,247.40x = 420,798,329,609,812.44 - Step 5: Solve for x
x = 420,798,329,609,812.44/17,551,247.40 - Step 6: Final answer
x = 23,975,408.70
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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.