Finding the Fourth Proportional to 6,069,489.80, 8,375,798.16 and 3,316,118.09
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Solution
The fourth proportional to 6,069,489.80, 8,375,798.16 and 3,316,118.09 is: 4,576,189.55
Step by Step Solution
- Step 1: Write the proportion equation
6,069,489.80 : 8,375,798.16 = 3,316,118.09 : x - Step 2: Convert to fraction form
6,069,489.80/8,375,798.16 = 3,316,118.09/x - Step 3: Cross multiply
6,069,489.80x = 8,375,798.16 × 3,316,118.09 - Step 4: Simplify right side
6,069,489.80x = 27,775,135,754,685.72 - Step 5: Solve for x
x = 27,775,135,754,685.72/6,069,489.80 - Step 6: Final answer
x = 4,576,189.55
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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.