Finding the Fourth Proportional to 14,067,434.54, 19,414,102.74 and 7,873,102.10
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Solution
The fourth proportional to 14,067,434.54, 19,414,102.74 and 7,873,102.10 is: 10,865,464.67
Step by Step Solution
- Step 1: Write the proportion equation
14,067,434.54 : 19,414,102.74 = 7,873,102.10 : x - Step 2: Convert to fraction form
14,067,434.54/19,414,102.74 = 7,873,102.10/x - Step 3: Cross multiply
14,067,434.54x = 19,414,102.74 × 7,873,102.10 - Step 4: Simplify right side
14,067,434.54x = 152,849,213,051,909.72 - Step 5: Solve for x
x = 152,849,213,051,909.72/14,067,434.54 - Step 6: Final answer
x = 10,865,464.67
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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.