Finding the Fourth Proportional to 14,482,039.62, 19,982,995.26 and 8,369,288.58
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Solution
The fourth proportional to 14,482,039.62, 19,982,995.26 and 8,369,288.58 is: 11,548,335.62
Step by Step Solution
- Step 1: Write the proportion equation
14,482,039.62 : 19,982,995.26 = 8,369,288.58 : x - Step 2: Convert to fraction form
14,482,039.62/19,982,995.26 = 8,369,288.58/x - Step 3: Cross multiply
14,482,039.62x = 19,982,995.26 × 8,369,288.58 - Step 4: Simplify right side
14,482,039.62x = 167,243,454,023,712.16 - Step 5: Solve for x
x = 167,243,454,023,712.16/14,482,039.62 - Step 6: Final answer
x = 11,548,335.62
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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.