Finding the Fourth Proportional to 5,387,547.20, 8,081,319.98 and 3,593,933.44
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Solution
The fourth proportional to 5,387,547.20, 8,081,319.98 and 3,593,933.44 is: 5,390,899.61
Step by Step Solution
- Step 1: Write the proportion equation
5,387,547.20 : 8,081,319.98 = 3,593,933.44 : x - Step 2: Convert to fraction form
5,387,547.20/8,081,319.98 = 3,593,933.44/x - Step 3: Cross multiply
5,387,547.20x = 8,081,319.98 × 3,593,933.44 - Step 4: Simplify right side
5,387,547.20x = 29,043,726,115,462.13 - Step 5: Solve for x
x = 29,043,726,115,462.13/5,387,547.20 - Step 6: Final answer
x = 5,390,899.61
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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.