Finding the Fourth Proportional to 17,744,220.17, 24,477,714.43 and 15,415,881.20
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Solution
The fourth proportional to 17,744,220.17, 24,477,714.43 and 15,415,881.20 is: 21,265,828.20
Step by Step Solution
- Step 1: Write the proportion equation
17,744,220.17 : 24,477,714.43 = 15,415,881.20 : x - Step 2: Convert to fraction form
17,744,220.17/24,477,714.43 = 15,415,881.20/x - Step 3: Cross multiply
17,744,220.17x = 24,477,714.43 × 15,415,881.20 - Step 4: Simplify right side
17,744,220.17x = 377,345,537,700,405.69 - Step 5: Solve for x
x = 377,345,537,700,405.69/17,744,220.17 - Step 6: Final answer
x = 21,265,828.20
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.