Finding the Fourth Proportional to 15,323,897.21, 22,985,927.91 and 4,541,291.42
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Solution
The fourth proportional to 15,323,897.21, 22,985,927.91 and 4,541,291.42 is: 6,811,961.45
Step by Step Solution
- Step 1: Write the proportion equation
15,323,897.21 : 22,985,927.91 = 4,541,291.42 : x - Step 2: Convert to fraction form
15,323,897.21/22,985,927.91 = 4,541,291.42/x - Step 3: Cross multiply
15,323,897.21x = 22,985,927.91 × 4,541,291.42 - Step 4: Simplify right side
15,323,897.21x = 104,385,797,083,491.89 - Step 5: Solve for x
x = 104,385,797,083,491.89/15,323,897.21 - Step 6: Final answer
x = 6,811,961.45
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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.