Finding the Fourth Proportional to 5,759,567.99, 8,640,640.61 and 2,165,366.09
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Solution
The fourth proportional to 5,759,567.99, 8,640,640.61 and 2,165,366.09 is: 3,248,533.60
Step by Step Solution
- Step 1: Write the proportion equation
5,759,567.99 : 8,640,640.61 = 2,165,366.09 : x - Step 2: Convert to fraction form
5,759,567.99/8,640,640.61 = 2,165,366.09/x - Step 3: Cross multiply
5,759,567.99x = 8,640,640.61 × 2,165,366.09 - Step 4: Simplify right side
5,759,567.99x = 18,710,150,118,740.88 - Step 5: Solve for x
x = 18,710,150,118,740.88/5,759,567.99 - Step 6: Final answer
x = 3,248,533.60
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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.