Finding the Fourth Proportional to 6,130,089.80, 8,458,234.08 and 3,551,616.80
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Solution
The fourth proportional to 6,130,089.80, 8,458,234.08 and 3,551,616.80 is: 4,900,483.88
Step by Step Solution
- Step 1: Write the proportion equation
6,130,089.80 : 8,458,234.08 = 3,551,616.80 : x - Step 2: Convert to fraction form
6,130,089.80/8,458,234.08 = 3,551,616.80/x - Step 3: Cross multiply
6,130,089.80x = 8,458,234.08 × 3,551,616.80 - Step 4: Simplify right side
6,130,089.80x = 30,040,406,256,860.54 - Step 5: Solve for x
x = 30,040,406,256,860.54/6,130,089.80 - Step 6: Final answer
x = 4,900,483.88
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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.