Finding the Fourth Proportional to 14,202,924.23, 19,600,420.35 and 8,696,194.31
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Solution
The fourth proportional to 14,202,924.23, 19,600,420.35 and 8,696,194.31 is: 12,000,983.82
Step by Step Solution
- Step 1: Write the proportion equation
14,202,924.23 : 19,600,420.35 = 8,696,194.31 : x - Step 2: Convert to fraction form
14,202,924.23/19,600,420.35 = 8,696,194.31/x - Step 3: Cross multiply
14,202,924.23x = 19,600,420.35 × 8,696,194.31 - Step 4: Simplify right side
14,202,924.23x = 170,449,063,823,276.12 - Step 5: Solve for x
x = 170,449,063,823,276.12/14,202,924.23 - Step 6: Final answer
x = 12,000,983.82
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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.