Finding the Fourth Proportional to 38,887,258.23, 58,330,136.48 and 11,612,031.84
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Solution
The fourth proportional to 38,887,258.23, 58,330,136.48 and 11,612,031.84 is: 17,417,823.54
Step by Step Solution
- Step 1: Write the proportion equation
38,887,258.23 : 58,330,136.48 = 11,612,031.84 : x - Step 2: Convert to fraction form
38,887,258.23/58,330,136.48 = 11,612,031.84/x - Step 3: Cross multiply
38,887,258.23x = 58,330,136.48 × 11,612,031.84 - Step 4: Simplify right side
38,887,258.23x = 677,331,401,979,245.38 - Step 5: Solve for x
x = 677,331,401,979,245.38/38,887,258.23 - Step 6: Final answer
x = 17,417,823.54
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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.