Finding the Fourth Proportional to 11,885,334.76, 16,402,154.34 and 6,728,591.08
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Solution
The fourth proportional to 11,885,334.76, 16,402,154.34 and 6,728,591.08 is: 9,285,677.82
Step by Step Solution
- Step 1: Write the proportion equation
11,885,334.76 : 16,402,154.34 = 6,728,591.08 : x - Step 2: Convert to fraction form
11,885,334.76/16,402,154.34 = 6,728,591.08/x - Step 3: Cross multiply
11,885,334.76x = 16,402,154.34 × 6,728,591.08 - Step 4: Simplify right side
11,885,334.76x = 110,363,389,384,907.28 - Step 5: Solve for x
x = 110,363,389,384,907.28/11,885,334.76 - Step 6: Final answer
x = 9,285,677.82
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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.