Finding the Fourth Proportional to 14,890,725.20, 20,804,500 and 14,890,725.20
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Solution
The fourth proportional to 14,890,725.20, 20,804,500 and 14,890,725.20 is: 20,804,500
Step by Step Solution
- Step 1: Write the proportion equation
14,890,725.20 : 20,804,500 = 14,890,725.20 : x - Step 2: Convert to fraction form
14,890,725.20/20,804,500 = 14,890,725.20/x - Step 3: Cross multiply
14,890,725.20x = 20,804,500 × 14,890,725.20 - Step 4: Simplify right side
14,890,725.20x = 309,794,092,423,400 - Step 5: Solve for x
x = 309,794,092,423,400/14,890,725.20 - Step 6: Final answer
x = 20,804,500
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.