Finding the Fourth Proportional to 11,246,772.84, 15,520,620.42 and 6,090,134.82
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Solution
The fourth proportional to 11,246,772.84, 15,520,620.42 and 6,090,134.82 is: 8,404,426.07
Step by Step Solution
- Step 1: Write the proportion equation
11,246,772.84 : 15,520,620.42 = 6,090,134.82 : x - Step 2: Convert to fraction form
11,246,772.84/15,520,620.42 = 6,090,134.82/x - Step 3: Cross multiply
11,246,772.84x = 15,520,620.42 × 6,090,134.82 - Step 4: Simplify right side
11,246,772.84x = 94,522,670,847,845.03 - Step 5: Solve for x
x = 94,522,670,847,845.03/11,246,772.84 - Step 6: Final answer
x = 8,404,426.07
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.