Finding the Fourth Proportional to 16,623,206.60, 24,953,472.30 and 12,853,401.80
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Solution
The fourth proportional to 16,623,206.60, 24,953,472.30 and 12,853,401.80 is: 19,294,532.85
Step by Step Solution
- Step 1: Write the proportion equation
16,623,206.60 : 24,953,472.30 = 12,853,401.80 : x - Step 2: Convert to fraction form
16,623,206.60/24,953,472.30 = 12,853,401.80/x - Step 3: Cross multiply
16,623,206.60x = 24,953,472.30 × 12,853,401.80 - Step 4: Simplify right side
16,623,206.60x = 320,737,005,777,070.19 - Step 5: Solve for x
x = 320,737,005,777,070.19/16,623,206.60 - Step 6: Final answer
x = 19,294,532.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.