Finding the Fourth Proportional to 11,949,664.84, 16,490,462.08 and 6,793,026.64
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Solution
The fourth proportional to 11,949,664.84, 16,490,462.08 and 6,793,026.64 is: 9,374,333.90
Step by Step Solution
- Step 1: Write the proportion equation
11,949,664.84 : 16,490,462.08 = 6,793,026.64 : x - Step 2: Convert to fraction form
11,949,664.84/16,490,462.08 = 6,793,026.64/x - Step 3: Cross multiply
11,949,664.84x = 16,490,462.08 × 6,793,026.64 - Step 4: Simplify right side
11,949,664.84x = 112,020,148,215,349.81 - Step 5: Solve for x
x = 112,020,148,215,349.81/11,949,664.84 - Step 6: Final answer
x = 9,374,333.90
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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.