Finding the Fourth Proportional to 16,593,817.20, 24,890,725.80 and 13,759,465.20
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Solution
The fourth proportional to 16,593,817.20, 24,890,725.80 and 13,759,465.20 is: 20,639,197.80
Step by Step Solution
- Step 1: Write the proportion equation
16,593,817.20 : 24,890,725.80 = 13,759,465.20 : x - Step 2: Convert to fraction form
16,593,817.20/24,890,725.80 = 13,759,465.20/x - Step 3: Cross multiply
16,593,817.20x = 24,890,725.80 × 13,759,465.20 - Step 4: Simplify right side
16,593,817.20x = 342,483,075,447,842.12 - Step 5: Solve for x
x = 342,483,075,447,842.12/16,593,817.20 - Step 6: Final answer
x = 20,639,197.80
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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.