Finding the Fourth Proportional to 6,468,280.08, 9,700,320.68 and 2,149,170.38
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Solution
The fourth proportional to 6,468,280.08, 9,700,320.68 and 2,149,170.38 is: 3,223,057.99
Step by Step Solution
- Step 1: Write the proportion equation
6,468,280.08 : 9,700,320.68 = 2,149,170.38 : x - Step 2: Convert to fraction form
6,468,280.08/9,700,320.68 = 2,149,170.38/x - Step 3: Cross multiply
6,468,280.08x = 9,700,320.68 × 2,149,170.38 - Step 4: Simplify right side
6,468,280.08x = 20,847,641,822,710.00 - Step 5: Solve for x
x = 20,847,641,822,710.00/6,468,280.08 - Step 6: Final answer
x = 3,223,057.99
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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.