Finding the Fourth Proportional to 17,658,481.43, 24,368,987.96 and 9,711,337.95
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Solution
The fourth proportional to 17,658,481.43, 24,368,987.96 and 9,711,337.95 is: 13,401,802.33
Step by Step Solution
- Step 1: Write the proportion equation
17,658,481.43 : 24,368,987.96 = 9,711,337.95 : x - Step 2: Convert to fraction form
17,658,481.43/24,368,987.96 = 9,711,337.95/x - Step 3: Cross multiply
17,658,481.43x = 24,368,987.96 × 9,711,337.95 - Step 4: Simplify right side
17,658,481.43x = 236,655,477,530,484.34 - Step 5: Solve for x
x = 236,655,477,530,484.34/17,658,481.43 - Step 6: Final answer
x = 13,401,802.33
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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.