Finding the Fourth Proportional to 8,566,936.36, 12,850,448.26 and 2,887,209.88
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Solution
The fourth proportional to 8,566,936.36, 12,850,448.26 and 2,887,209.88 is: 4,330,829.55
Step by Step Solution
- Step 1: Write the proportion equation
8,566,936.36 : 12,850,448.26 = 2,887,209.88 : x - Step 2: Convert to fraction form
8,566,936.36/12,850,448.26 = 2,887,209.88/x - Step 3: Cross multiply
8,566,936.36x = 12,850,448.26 × 2,887,209.88 - Step 4: Simplify right side
8,566,936.36x = 37,101,941,178,700.80 - Step 5: Solve for x
x = 37,101,941,178,700.80/8,566,936.36 - Step 6: Final answer
x = 4,330,829.55
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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.