Finding the Fourth Proportional to 11,361,799.88, 15,679,384.08 and 6,467,337.11
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Solution
The fourth proportional to 11,361,799.88, 15,679,384.08 and 6,467,337.11 is: 8,924,982.27
Step by Step Solution
- Step 1: Write the proportion equation
11,361,799.88 : 15,679,384.08 = 6,467,337.11 : x - Step 2: Convert to fraction form
11,361,799.88/15,679,384.08 = 6,467,337.11/x - Step 3: Cross multiply
11,361,799.88x = 15,679,384.08 × 6,467,337.11 - Step 4: Simplify right side
11,361,799.88x = 101,403,862,574,189.30 - Step 5: Solve for x
x = 101,403,862,574,189.30/11,361,799.88 - Step 6: Final answer
x = 8,924,982.27
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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.