Finding the Fourth Proportional to 16,180,811.80, 24,271,217.70 and 4,213,547.80
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Solution
The fourth proportional to 16,180,811.80, 24,271,217.70 and 4,213,547.80 is: 6,320,321.70
Step by Step Solution
- Step 1: Write the proportion equation
16,180,811.80 : 24,271,217.70 = 4,213,547.80 : x - Step 2: Convert to fraction form
16,180,811.80/24,271,217.70 = 4,213,547.80/x - Step 3: Cross multiply
16,180,811.80x = 24,271,217.70 × 4,213,547.80 - Step 4: Simplify right side
16,180,811.80x = 102,267,935,943,156.05 - Step 5: Solve for x
x = 102,267,935,943,156.05/16,180,811.80 - Step 6: Final answer
x = 6,320,321.70
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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.