Finding the Fourth Proportional to 16,129,265.80, 24,193,898.70 and 7,153,817.80
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Solution
The fourth proportional to 16,129,265.80, 24,193,898.70 and 7,153,817.80 is: 10,730,726.70
Step by Step Solution
- Step 1: Write the proportion equation
16,129,265.80 : 24,193,898.70 = 7,153,817.80 : x - Step 2: Convert to fraction form
16,129,265.80/24,193,898.70 = 7,153,817.80/x - Step 3: Cross multiply
16,129,265.80x = 24,193,898.70 × 7,153,817.80 - Step 4: Simplify right side
16,129,265.80x = 173,078,743,171,456.84 - Step 5: Solve for x
x = 173,078,743,171,456.84/16,129,265.80 - Step 6: Final answer
x = 10,730,726.70
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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.