Finding the Fourth Proportional to 18,000,341.07, 24,840,536.54 and 9,740,403.44
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Solution
The fourth proportional to 18,000,341.07, 24,840,536.54 and 9,740,403.44 is: 13,441,792.38
Step by Step Solution
- Step 1: Write the proportion equation
18,000,341.07 : 24,840,536.54 = 9,740,403.44 : x - Step 2: Convert to fraction form
18,000,341.07/24,840,536.54 = 9,740,403.44/x - Step 3: Cross multiply
18,000,341.07x = 24,840,536.54 × 9,740,403.44 - Step 4: Simplify right side
18,000,341.07x = 241,956,847,441,459.03 - Step 5: Solve for x
x = 241,956,847,441,459.03/18,000,341.07 - Step 6: Final answer
x = 13,441,792.38
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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.