Finding the Fourth Proportional to 14,421,200.24, 19,901,254.80 and 7,894,809.44
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Solution
The fourth proportional to 14,421,200.24, 19,901,254.80 and 7,894,809.44 is: 10,894,836.19
Step by Step Solution
- Step 1: Write the proportion equation
14,421,200.24 : 19,901,254.80 = 7,894,809.44 : x - Step 2: Convert to fraction form
14,421,200.24/19,901,254.80 = 7,894,809.44/x - Step 3: Cross multiply
14,421,200.24x = 19,901,254.80 × 7,894,809.44 - Step 4: Simplify right side
14,421,200.24x = 157,116,614,262,885.31 - Step 5: Solve for x
x = 157,116,614,262,885.31/14,421,200.24 - Step 6: Final answer
x = 10,894,836.19
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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.