Finding the Fourth Proportional to 18,173,670.90, 27,260,506.35 and 16,579,347.90
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Solution
The fourth proportional to 18,173,670.90, 27,260,506.35 and 16,579,347.90 is: 24,869,021.85
Step by Step Solution
- Step 1: Write the proportion equation
18,173,670.90 : 27,260,506.35 = 16,579,347.90 : x - Step 2: Convert to fraction form
18,173,670.90/27,260,506.35 = 16,579,347.90/x - Step 3: Cross multiply
18,173,670.90x = 27,260,506.35 × 16,579,347.90 - Step 4: Simplify right side
18,173,670.90x = 451,961,418,706,809.19 - Step 5: Solve for x
x = 451,961,418,706,809.19/18,173,670.90 - Step 6: Final answer
x = 24,869,021.85
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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.