Finding the Fourth Proportional to 14,434,175, 19,919,154.58 and 8,632,956.62
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Solution
The fourth proportional to 14,434,175, 19,919,154.58 and 8,632,956.62 is: 11,913,476.00
Step by Step Solution
- Step 1: Write the proportion equation
14,434,175 : 19,919,154.58 = 8,632,956.62 : x - Step 2: Convert to fraction form
14,434,175/19,919,154.58 = 8,632,956.62/x - Step 3: Cross multiply
14,434,175x = 19,919,154.58 × 8,632,956.62 - Step 4: Simplify right side
14,434,175x = 171,961,197,396,214.28 - Step 5: Solve for x
x = 171,961,197,396,214.28/14,434,175 - Step 6: Final answer
x = 11,913,476.00
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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.