Finding the Fourth Proportional to 11,619,252.14, 16,034,344.61 and 6,391,954.80
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Solution
The fourth proportional to 11,619,252.14, 16,034,344.61 and 6,391,954.80 is: 8,820,774.76
Step by Step Solution
- Step 1: Write the proportion equation
11,619,252.14 : 16,034,344.61 = 6,391,954.80 : x - Step 2: Convert to fraction form
11,619,252.14/16,034,344.61 = 6,391,954.80/x - Step 3: Cross multiply
11,619,252.14x = 16,034,344.61 × 6,391,954.80 - Step 4: Simplify right side
11,619,252.14x = 102,490,805,962,783.86 - Step 5: Solve for x
x = 102,490,805,962,783.86/11,619,252.14 - Step 6: Final answer
x = 8,820,774.76
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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.