Finding the Fourth Proportional to 8,625,885.58, 11,901,598.97 and 5,272,203.10
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Solution
The fourth proportional to 8,625,885.58, 11,901,598.97 and 5,272,203.10 is: 7,274,342.60
Step by Step Solution
- Step 1: Write the proportion equation
8,625,885.58 : 11,901,598.97 = 5,272,203.10 : x - Step 2: Convert to fraction form
8,625,885.58/11,901,598.97 = 5,272,203.10/x - Step 3: Cross multiply
8,625,885.58x = 11,901,598.97 × 5,272,203.10 - Step 4: Simplify right side
8,625,885.58x = 62,747,646,924,730.77 - Step 5: Solve for x
x = 62,747,646,924,730.77/8,625,885.58 - Step 6: Final answer
x = 7,274,342.60
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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.