Finding the Fourth Proportional to 5,081,050.84, 7,002,184.62 and 4,987,675.12
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Solution
The fourth proportional to 5,081,050.84, 7,002,184.62 and 4,987,675.12 is: 6,873,503.75
Step by Step Solution
- Step 1: Write the proportion equation
5,081,050.84 : 7,002,184.62 = 4,987,675.12 : x - Step 2: Convert to fraction form
5,081,050.84/7,002,184.62 = 4,987,675.12/x - Step 3: Cross multiply
5,081,050.84x = 7,002,184.62 × 4,987,675.12 - Step 4: Simplify right side
5,081,050.84x = 34,924,622,014,820.66 - Step 5: Solve for x
x = 34,924,622,014,820.66/5,081,050.84 - Step 6: Final answer
x = 6,873,503.75
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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.