Finding the Fourth Proportional to 16,604,860.30, 24,911,956.05 and 8,085,474.70
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Solution
The fourth proportional to 16,604,860.30, 24,911,956.05 and 8,085,474.70 is: 12,130,483.89
Step by Step Solution
- Step 1: Write the proportion equation
16,604,860.30 : 24,911,956.05 = 8,085,474.70 : x - Step 2: Convert to fraction form
16,604,860.30/24,911,956.05 = 8,085,474.70/x - Step 3: Cross multiply
16,604,860.30x = 24,911,956.05 × 8,085,474.70 - Step 4: Simplify right side
16,604,860.30x = 201,424,990,369,786.94 - Step 5: Solve for x
x = 201,424,990,369,786.94/16,604,860.30 - Step 6: Final answer
x = 12,130,483.89
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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.